diff --git a/license.txt b/license.txt
index 550f9b18682b94a5ffb2ca4c0945d155f4ed522e..74b7f4aa996ddc4771900f9b489bbcee414d5817 100644
--- a/license.txt
+++ b/license.txt
@@ -100,8 +100,24 @@ Copyright: 1997 Tom Minka <minka@microsoft.com>
 License: GPL-3+
 
 Files: matlab/allVL1.m
-Copyright: 2009 Bruno Luong
-License: BSD-2-clause
+Copyright: 2007-2010 Bruno Luong <brunoluong@yahoo.com> 
+           2019 Dynare Team
+License: GPL-3+
+
+Files: matlab/uperm.m
+Copyright: 2014 Bruno Luong <brunoluong@yahoo.com> 
+           2019 Dynare Team
+License: GPL-3+
+
+Files: matlab/prodmom.m matlab/bivmom.m
+Copyright: 2008-2015 Raymond Kan <kan@chass.utoronto.ca>
+           2019-2020 Dynare Team
+License: GPL-3+
+ The author would appreciate acknowledgement of the source by
+ citation of the following paper:
+ Kan, R.: "From moments of sum to moments of product."
+ Journal of Multivariate Analysis, 2008, vol. 99, issue 3,
+ pages 542-554.
 
 Files: matlab/gsa/Morris_Measure_Groups.m
        matlab/gsa/Sampling_Function_2.m
diff --git a/matlab/allVL1.m b/matlab/allVL1.m
index b6a079503b21694768441460d5b2ee3e67f7a7e3..7bc7e01b081f6a31c7602d2c1b14a0c0b1fac58b 100644
--- a/matlab/allVL1.m
+++ b/matlab/allVL1.m
@@ -29,7 +29,7 @@ function v = allVL1(n, L1, L1ops, MaxNbSol)
 %    This function can be used to generate all orders of all
 %    multivariable polynomials of degree p in R^n:
 %         Order = allVL1(n, p)
-% Author: Bruno Luong
+% Author: Bruno Luong (brunoluong@yahoo.com)
 % Original, 30/nov/2007
 % Version 1.1, 30/apr/2008: Add H1 line as suggested by John D'Errico
 %         1.2, 17/may/2009: Possibility to get the number of permutations
@@ -38,31 +38,25 @@ function v = allVL1(n, L1, L1ops, MaxNbSol)
 %         1.4, 18/Dec/2010: + non-recursive engine
 
 % Retrieved from https://www.mathworks.com/matlabcentral/fileexchange/17818-all-permutations-of-integers-with-sum-criteria
-
-% Copyright (c) 2009 Bruno Luong
-% 
-% Redistribution and use in source and binary forms, with or without
-% modification, are permitted provided that the following conditions are
-% met:
-% 
-%     * Redistributions of source code must retain the above copyright
-%       notice, this list of conditions and the following disclaimer.
-%     * Redistributions in binary form must reproduce the above copyright
-%       notice, this list of conditions and the following disclaimer in
-%       the documentation and/or other materials provided with the distribution
-% 
-% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-% POSSIBILITY OF SUCH DAMAGE.
-
+% =========================================================================
+% Copyright (C) 2007-2010 Bruno Luong <brunoluong@yahoo.com>
+% Copyright (C) 2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 global MaxCounter;
 
 if nargin<3 || isempty(L1ops)
diff --git a/matlab/bivmom.m b/matlab/bivmom.m
index aa22eabdfb40a835ac8955c710c0881d8aea426a..f759a7f9df7b3805a4cc2f454bf3b890daf8d3ca 100644
--- a/matlab/bivmom.m
+++ b/matlab/bivmom.m
@@ -10,6 +10,29 @@
 % of the equation.
 % Usage: bivmom(p,rho)
 %
+% Retrieved from http://www-2.rotman.utoronto.ca/~kan/papers/prodmom.zip
+% This function is part of replication codes of the following paper:
+% Kan, R.: "From moments of sum to moments of product." Journal of 
+% Multivariate Analysis, 2008, vol. 99, issue 3, pages 542-554.
+% =========================================================================
+% Copyright (C) 2008-2015 Raymond Kan <kan@chass.utoronto.ca>
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 function [y,dy] = bivmom(p,rho)
 s1 = p(1);
 s2 = p(2);
diff --git a/matlab/prodmom.m b/matlab/prodmom.m
index 230085083a34505a0a810ed6abd386a8b5d689c8..a6e28d667523dd18a6934127cefe86bdc2584de1 100644
--- a/matlab/prodmom.m
+++ b/matlab/prodmom.m
@@ -15,6 +15,29 @@
 % Usage: prodmom(V,[i1 i2 ... ir],[nu1 nu2 ... nur])
 % Example: To get E[X_2X_4^3X_7^2], use prodmom(V,[2 4 7],[1 3 2])
 %
+% Retrieved from http://www-2.rotman.utoronto.ca/~kan/papers/prodmom.zip
+% This function is part of replication codes of the following paper:
+% Kan, R.: "From moments of sum to moments of product." Journal of 
+% Multivariate Analysis, 2008, vol. 99, issue 3, pages 542-554.
+% =========================================================================
+% Copyright (C) 2008-2015 Raymond Kan <kan@chass.utoronto.ca>
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 function y = prodmom(V,ii,nu);
 if nargin<3
    nu = ones(size(ii));
diff --git a/matlab/prodmom_deriv.m b/matlab/prodmom_deriv.m
index d5ec0362af91ef6e928447fde93925a49cb583d8..7fb11817d0eede6ffbc1cb9945642ccbee4e5e92 100644
--- a/matlab/prodmom_deriv.m
+++ b/matlab/prodmom_deriv.m
@@ -1,21 +1,28 @@
+function dy = prodmom_deriv(V,ii,nu,dV,dC)
+% This function builds upon and extends prodmom.m to compute the 
+% derivatives of product moments of normally distributed variables with 
+% respect to standard errors and correlation parameters.
+% prodmom.m is part of replication codes of the following paper:
+% Kan, R.: "From moments of sum to moments of product." Journal of 
+% Multivariate Analysis, 2008, vol. 99, issue 3, pages 542-554.
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
 %
-% prodmom.m		Date: 4/29/2006
-% This Matlab program computes the product moment of X_{i_1}^{nu_1}X_{i_2}^{nu_2}...X_{i_m}^{nu_m},
-% where X_{i_j} are elements from X ~ N(0_n,V).  
-% V only needs to be positive semidefinite.
-% V: variance-covariance matrix of X
-% ii: vector of i_j
-% nu: power of X_{i_j} 
-% Reference: Triantafyllopoulos (2003) On the Central Moments of the Multidimensional
-%            Gaussian Distribution, Mathematical Scientist
-%            Kotz, Balakrishnan, and Johnson (2000), Continuous Multivariate
-%            Distributions, Vol. 1, p.261
-% Note that there is a typo in Eq.(46.25), there should be an extra rho in front 
-% of the equation.
-% Usage: prodmom(V,[i1 i2 ... ir],[nu1 nu2 ... nur])
-% Example: To get E[X_2X_4^3X_7^2], use prodmom(V,[2 4 7],[1 3 2])
+% This file is part of Dynare.
 %
-function dy = prodmom_deriv(V,ii,nu,dV,dC);
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 if nargin<3
    nu = ones(size(ii));
 end
diff --git a/matlab/uperm.m b/matlab/uperm.m
index bbc690afccd7b511913be92cc270714b72bd5466..0f4161b618b7b147baa9f07f54506653107be54b 100644
--- a/matlab/uperm.m
+++ b/matlab/uperm.m
@@ -1,9 +1,30 @@
-% By Bruno Luong
 function p = uperm(a)
+% =========================================================================
+% Copyright (C) 2014 Bruno Luong <brunoluong@yahoo.com>
+% Copyright (C) 2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
+% Original author: Bruno Luong <brunoluong@yahoo.com>, April 20, 2014
+% https://groups.google.com/d/msg/comp.soft-sys.matlab/yQKVPTYrv6Q/gw1MzNd9sYkJ
+% https://stackoverflow.com/a/42810388
+
 [u, ~, J] = unique(a);
 p = u(up(J, length(a)));
 
-
 function p = up(J, n)
 ktab = histc(J,1:max(J));
 l = n;
diff --git a/tests/analytic_derivatives/BrockMirman_PertParamsDerivs.mod b/tests/analytic_derivatives/BrockMirman_PertParamsDerivs.mod
index 280ae10cc66d91023f1e48b8c702d86f43d793fd..638735851d8acf2dba84ab93b5286169bcdbf99d 100644
--- a/tests/analytic_derivatives/BrockMirman_PertParamsDerivs.mod
+++ b/tests/analytic_derivatives/BrockMirman_PertParamsDerivs.mod
@@ -3,7 +3,7 @@
 % Created by @wmutschl (Willi Mutschler, willi@mutschler.eu)
 
 % =========================================================================
-% Copyright (C) 2019 Dynare Team
+% Copyright (C) 2019-2020 Dynare Team
 %
 % This file is part of Dynare.
 %
diff --git a/tests/analytic_derivatives/burnside_3_order_PertParamsDerivs.mod b/tests/analytic_derivatives/burnside_3_order_PertParamsDerivs.mod
index 84b6ec7e0df33c902291f2afc92487957dc21f95..c6285c24b2e7a5751f8f6370c5951a64bc780eda 100644
--- a/tests/analytic_derivatives/burnside_3_order_PertParamsDerivs.mod
+++ b/tests/analytic_derivatives/burnside_3_order_PertParamsDerivs.mod
@@ -1,5 +1,5 @@
 % =========================================================================
-% Copyright (C) 2019 Dynare Team
+% Copyright (C) 2019-2020 Dynare Team
 %
 % This file is part of Dynare.
 %
diff --git a/tests/identification/BrockMirman/BrockMirman.mod b/tests/identification/BrockMirman/BrockMirman.mod
index 92d09e2ab16d61624f931af9212f773545a50fd4..dfb56bd7d5d489125e2ab88ecb4244acc261feb8 100644
--- a/tests/identification/BrockMirman/BrockMirman.mod
+++ b/tests/identification/BrockMirman/BrockMirman.mod
@@ -1,7 +1,22 @@
-% =========================================================================
 % Stochastic growth model of Brock and Mirman (1972) with technology shock
-% Willi Mutschler, January 2018
-% willi@mutschler.eu
+% created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
 % =========================================================================
 
 var
diff --git a/tests/identification/LindeTrabandt/LindeTrabandt2019_xfail.mod b/tests/identification/LindeTrabandt/LindeTrabandt2019_xfail.mod
index 9f0347bacf9e3f40dec59c65eb2127a96fdba048..1dcf57b2de8d2c1e4be552f04ce536cd160e4a3d 100644
--- a/tests/identification/LindeTrabandt/LindeTrabandt2019_xfail.mod
+++ b/tests/identification/LindeTrabandt/LindeTrabandt2019_xfail.mod
@@ -1,8 +1,25 @@
 % Original model by: J. Linde, M. Trabandt (2019: Should We Use Linearized Models to Calculate Fiscal Multipliers?
 % Journal of Applied Econometrics, 2018, 33: 937-965. http://dx.doi.org/10.1002/jae.2641
 % This version has some additional dynamics for capital and investment
-% Created by @wmutschl (Willi Mutschler, willi@mutschler.eu)
-
+% Created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 % =========================================================================
 % Declare endogenous variables
 % =========================================================================
diff --git a/tests/identification/as2007/as2007.mod b/tests/identification/as2007/as2007.mod
index f33a937e38b79d4950875ff3aef688c3d949f50c..bdae07a4b7eaa37a27be0f6b5f4209d107c0409d 100644
--- a/tests/identification/as2007/as2007.mod
+++ b/tests/identification/as2007/as2007.mod
@@ -1,3 +1,24 @@
+% Model of An and Schorfheide (2007)
+% Created by Marco Ratto (@rattoma, marco.ratto@ec.europa.eu)
+% =========================================================================
+% Copyright (C) 2010-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
+
 var pie y R g z YGR INFL INT;
 varexo e_R e_g e_z;
 parameters tau kap psi1 psi2 rhoR rhog rhoz rr_steady pi_steady gam_steady std_R std_g std_z;
diff --git a/tests/identification/as2007/as2007_QT.mod b/tests/identification/as2007/as2007_QT.mod
index 715d58db795ffa29294b7ea7848b67af1620ff8f..4f0d9d3db90ce7797b7b4003f9afe182f2785b52 100644
--- a/tests/identification/as2007/as2007_QT.mod
+++ b/tests/identification/as2007/as2007_QT.mod
@@ -1,7 +1,26 @@
 % this is the exact model Qu and Tkachenk (2012, Quantitative Economics)
 % used in their replication file.
 % This file is used to check whether the G matrix is computed correctly.
-% Created by Willi Mutschler (willi@mutschler.eu)
+% Created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
+
 @#define TOL_RANK = 1e-10
 
 var z g R y pie c piep yp;
diff --git a/tests/identification/as2007/as2007_kronflags.mod b/tests/identification/as2007/as2007_kronflags.mod
index ff1bb4de40d5d365fa96bf9be6a4387616c384b2..33ff9a0b8487cb6195a139014b9201977a64efea 100644
--- a/tests/identification/as2007/as2007_kronflags.mod
+++ b/tests/identification/as2007/as2007_kronflags.mod
@@ -1,7 +1,25 @@
 %this is the mod file used in replication files of An and Schorfheide (2007)
 % modified to include some obvious and artificial identification failures
 % and to check whether all kronflags are working
-% created by Willi Mutschler (willi@mutschler.eu)
+% created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 
 var y R g z c dy p YGR INFL INT;
 varobs y R p;
diff --git a/tests/identification/as2007/as2007_order_1_2_3.mod b/tests/identification/as2007/as2007_order_1_2_3.mod
index 166f36d6939b5af017169de4903e0691f7ab0a47..012c7e00dbce4f42d7f642cf16bae4a8d6034ed3 100644
--- a/tests/identification/as2007/as2007_order_1_2_3.mod
+++ b/tests/identification/as2007/as2007_order_1_2_3.mod
@@ -1,7 +1,25 @@
 %this is the mod file used in replication files of An and Schorfheide (2007)
 % modified to include some obvious and artificial identification failures
 % and to check whether all kronflags are working
-% created by Willi Mutschler (willi@mutschler.eu)
+% created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 
 var y R g z c dy p YGR INFL INT;
 varobs y R g z c dy p YGR INFL INT;
diff --git a/tests/identification/cgg/cgg_criteria_differ.mod b/tests/identification/cgg/cgg_criteria_differ.mod
index dd4aa34b4431d90646598bf211da022f91b627e6..bc6f588767e0e508ce33720d42a82e31aeb12a53 100644
--- a/tests/identification/cgg/cgg_criteria_differ.mod
+++ b/tests/identification/cgg/cgg_criteria_differ.mod
@@ -1,7 +1,26 @@
 % This is the Clarida, Gali and Gertler Basic New Keynesian model
 % This mod file illustrates that due to numerical errors and numerical
 % settings the identification criteria might differ
-% created by Willi Mutschler (willi@mutschler.eu)
+% created by Willi Mutschler (@wmutschl, willi@mutschler.eu)
+% =========================================================================
+% Copyright (C) 2019-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
+
 var 
 y        ${y}$             (long_name='output')
 c        ${c}$             (long_name='consumption')
diff --git a/tests/identification/correlated_errors/fs2000_corr.mod b/tests/identification/correlated_errors/fs2000_corr.mod
index 5efd0cbf4dab4a1ae55df39f40da4f1459ffdeaf..ac7e3e037f6cf8251e7a2492a8e779be7620d0c7 100644
--- a/tests/identification/correlated_errors/fs2000_corr.mod
+++ b/tests/identification/correlated_errors/fs2000_corr.mod
@@ -14,7 +14,7 @@
  */
 
 /*
- * Copyright (C) 2004-2013 Dynare Team
+ * Copyright (C) 2004-2020 Dynare Team
  *
  * This file is part of Dynare.
  *
diff --git a/tests/identification/ident_unit_root/ident_unit_root.mod b/tests/identification/ident_unit_root/ident_unit_root.mod
index b5be2017068887188f6d6b81d6d4cf56e2babf0a..0a3b105eee54eca5f9c7b1c19111a69282524304 100644
--- a/tests/identification/ident_unit_root/ident_unit_root.mod
+++ b/tests/identification/ident_unit_root/ident_unit_root.mod
@@ -1,5 +1,23 @@
-//Tests Identification command with ML and unit roots/diffuse filter option
-
+% Tests Identification command with ML and unit roots/diffuse filter option
+% Created by Johannes Pfeifer (@JohannesPfeifer, jpfeifer@gmx.de)
+% =========================================================================
+% Copyright (C) 2015-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 var y delta_y x z;
 
 varexo eps_x eps_z;
diff --git a/tests/identification/ident_unit_root/ident_unit_root_xfail.mod b/tests/identification/ident_unit_root/ident_unit_root_xfail.mod
index e8c2744de915ccc22168eca501cf433dc2b2eb8b..029b11e414ae18808c08a1c972e90a054fb30380 100644
--- a/tests/identification/ident_unit_root/ident_unit_root_xfail.mod
+++ b/tests/identification/ident_unit_root/ident_unit_root_xfail.mod
@@ -1,6 +1,24 @@
-//Tests Identification command with ML and unit roots/diffuse filter option;
-//Should not work because of observed unit root variable
-
+% Tests Identification command with ML and unit roots/diffuse filter option;
+% Should not work because of observed unit root variable
+% Created by Johannes Pfeifer (@JohannesPfeifer, jpfeifer@gmx.de)
+% =========================================================================
+% Copyright (C) 2015-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 var y x z delta_y;
 
 varexo eps_x eps_z;
diff --git a/tests/identification/kim/kim2.mod b/tests/identification/kim/kim2.mod
index a7992a35813883aa2d81ed68bc72360c209c61f2..48697badd9fa2c982c4b09322ccc8d109dd40580 100644
--- a/tests/identification/kim/kim2.mod
+++ b/tests/identification/kim/kim2.mod
@@ -1,3 +1,23 @@
+% Created by Marco Ratto (@rattoma, marco.ratto@ec.europa.eu)
+% =========================================================================
+% Copyright (C) 2010-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
+
 var c k i a lam;
 varexo ea;
 
diff --git a/tests/identification/rbc_ident/rbc_ident_std_as_structural_par.mod b/tests/identification/rbc_ident/rbc_ident_std_as_structural_par.mod
index 60ec3406ff621d27c9924a6fc0af27522833037b..15faf7403d0d346a90c5cb2e413358e4e4b2afe6 100644
--- a/tests/identification/rbc_ident/rbc_ident_std_as_structural_par.mod
+++ b/tests/identification/rbc_ident/rbc_ident_std_as_structural_par.mod
@@ -1,4 +1,23 @@
 % Real Business Cycle Model
+% Created by Johannes Pfeifer (@JohannesPfeifer, jpfeifer@gmx.de)
+% =========================================================================
+% Copyright (C) 2015-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 
 close all;
 
diff --git a/tests/identification/rbc_ident/rbc_ident_varexo_only.mod b/tests/identification/rbc_ident/rbc_ident_varexo_only.mod
index 53d210194e7f83fe357ef1597f6f952c74d01496..c78bff3c75f1367bd5a7a7aa94403b8d8968d37f 100644
--- a/tests/identification/rbc_ident/rbc_ident_varexo_only.mod
+++ b/tests/identification/rbc_ident/rbc_ident_varexo_only.mod
@@ -1,4 +1,23 @@
 % Real Business Cycle Model
+% Created by Johannes Pfeifer (@JohannesPfeifer, jpfeifer@gmx.de)
+% =========================================================================
+% Copyright (C) 2015-2020 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+% =========================================================================
 
 close all;