From ce3b7deba86309f1b9a2b3d4a72050df6facaba3 Mon Sep 17 00:00:00 2001
From: Johannes Pfeifer <jpfeifer@gmx.de>
Date: Fri, 18 Dec 2020 12:59:29 +0000
Subject: [PATCH] Provide better warnings when using ramsey_constraints
(cherry picked from commit 7bdf07631a03cfb7865d084bde443cc5c881221a)
---
.../perfect_foresight_solver_core.m | 8 ++++++--
matlab/test_for_deep_parameters_calibration.m | 2 +-
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/matlab/perfect-foresight-models/perfect_foresight_solver_core.m b/matlab/perfect-foresight-models/perfect_foresight_solver_core.m
index d5d414b94e..a95850dc9e 100644
--- a/matlab/perfect-foresight-models/perfect_foresight_solver_core.m
+++ b/matlab/perfect-foresight-models/perfect_foresight_solver_core.m
@@ -107,8 +107,12 @@ else
sim1_lbj(oo_.endo_simul, oo_.exo_simul, oo_.steady_state, M_, options_);
case 7
if options_.linear_approximation
- if isequal(options_.solve_algo, 10)
- warning('It would be more efficient to set option solve_algo equal to 0!')
+ if isequal(options_.solve_algo, 10)
+ if options_.ramsey_policy && isfield(M_,'ramsey_model_constraints') && ~isempty(M_.ramsey_model_constraints)
+ warning('Due to ramsey_constraints you should not specify your model as model(linear)!')
+ else
+ warning('It would be more efficient to set option solve_algo equal to 0!')
+ end
end
[oo_.endo_simul, oo_.deterministic_simulation] = ...
solve_stacked_linear_problem(oo_.endo_simul, oo_.exo_simul, oo_.steady_state, oo_.exo_steady_state, M_, options_);
diff --git a/matlab/test_for_deep_parameters_calibration.m b/matlab/test_for_deep_parameters_calibration.m
index 722ad65fcd..224db60efe 100644
--- a/matlab/test_for_deep_parameters_calibration.m
+++ b/matlab/test_for_deep_parameters_calibration.m
@@ -42,7 +42,7 @@ if ~isempty(plist)
end
tmp = dbstack;
message = [message, ' when using ' tmp(2).name '. '];
- message = [message, 'If these parameters are not initialized in a steadystate file or a steady_state_model-block, Dynare may not be able to solve the model...'];
+ message = [message, 'If these parameters are not initialized in a steadystate file or a steady_state_model-block, Dynare may not be able to solve the model. Note that simul, perfect_foresight_setup, and perfect_foresight_solver do not automatically call the steady state file.'];
message_id = 'Dynare:ParameterCalibration:NaNValues';
warning('off','backtrace')
warning(message_id,message);
--
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