ramsey_policy and estimation: remove incorrect check about number of instruments

These should only be warnings, and they are already implemented in
model_diagnostics (see 39ae0809).

matlab/initial_estimation_checks.m

@@ -20,7 +20,7 @@ function DynareResults = initial_estimation_checks(objective_function,xparam1,Dy
 % SPECIAL REQUIREMENTS
 %    none
 
-% Copyright © 2003-2022 Dynare Team
+% Copyright © 2003-2023 Dynare Team
 %
 % This file is part of Dynare.
 %
@@ -228,20 +228,6 @@ if isfield(Model,'filter_initial_state') && ~isempty(Model.filter_initial_state)
     end
 end
 
-if DynareOptions.ramsey_policy
-    %test whether specification matches
-    inst_nbr = size(DynareOptions.instruments,1);
-    if inst_nbr~=0
-        orig_endo_aux_nbr = Model.orig_endo_nbr + min(find([Model.aux_vars.type] == 6)) - 1;
-        implied_inst_nbr = orig_endo_aux_nbr - Model.orig_eq_nbr;
-        if inst_nbr>implied_inst_nbr
-            error('You have specified more instruments than there are omitted equations')
-        elseif inst_nbr<implied_inst_nbr
-            error('You have specified fewer instruments than there are omitted equations')
-        end
-    end
-end
-
 if ~isreal(DynareDataset.data)
     error('initial_estimation_checks: the data contains complex values.')
 end

matlab/ramsey_policy.m

 function info = ramsey_policy(var_list)
 
-% Copyright © 2007-2021 Dynare Team
+% Copyright © 2007-2023 Dynare Team
 %
 % This file is part of Dynare.
 %
@@ -22,22 +22,6 @@ global options_ oo_ M_
 options_.ramsey_policy = 1;
 oldoptions = options_;
 
-%test whether specification matches
-inst_nbr = size(options_.instruments,1);
-if inst_nbr~=0
-    orig_endo_aux_nbr = M_.orig_endo_nbr + min(find([M_.aux_vars.type] == 6)) - 1;
-    implied_inst_nbr = orig_endo_aux_nbr - M_.orig_eq_nbr;
-    if inst_nbr>implied_inst_nbr
-        error('You have specified more instruments than there are omitted equations')
-    elseif inst_nbr<implied_inst_nbr
-        error('You have specified fewer instruments than there are omitted equations')
-    end
-else
-    if options_.steadystate_flag
-        error('You have specified a steady state file, but not provided an instrument. Either delete the steady state file or provide an instrument')
-    end
-end
-
 [info, oo_, options_, M_] = stoch_simul(M_, options_, oo_, var_list);
 
 oo_.steady_state = oo_.dr.ys;