2022-03-01 14:25:24 +01:00
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function z = resid(options_resid_)
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% function z = resid(options_resid_)
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2009-10-29 18:16:10 +01:00
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%
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% Computes static residuals associated with the guess values.
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2017-05-16 15:10:20 +02:00
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%
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2008-01-21 12:13:07 +01:00
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% INPUTS
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2022-03-01 14:25:24 +01:00
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% options_resid_: options to resid
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2017-05-16 15:10:20 +02:00
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%
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2008-01-21 12:13:07 +01:00
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% OUTPUTS
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2009-10-29 18:16:10 +01:00
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% z: residuals
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2017-05-16 15:10:20 +02:00
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%
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2008-01-21 12:13:07 +01:00
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% SPECIAL REQUIREMENTS
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% none
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2022-04-13 13:15:19 +02:00
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% Copyright © 2001-2022 Dynare Team
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2008-08-01 14:40:33 +02:00
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%
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% This file is part of Dynare.
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%
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% Dynare is free software: you can redistribute it and/or modify
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% it under the terms of the GNU General Public License as published by
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% the Free Software Foundation, either version 3 of the License, or
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% (at your option) any later version.
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%
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% Dynare is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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% You should have received a copy of the GNU General Public License
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2021-06-09 17:33:48 +02:00
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% along with Dynare. If not, see <https://www.gnu.org/licenses/>.
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2008-01-21 12:13:07 +01:00
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2009-12-16 18:17:34 +01:00
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global M_ options_ oo_
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2005-02-18 20:54:39 +01:00
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2022-03-01 16:38:36 +01:00
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% Properly handle the case where no input argument is given, e.g. when
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% writing “z = resid;” in a .mod file (hence not using the preprocessor syntax).
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non_zero = nargin > 0 && isfield(options_resid_, 'non_zero') && options_resid_.non_zero;
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2010-11-25 17:26:35 +01:00
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tags = M_.equations_tags;
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istag = 0;
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2021-06-22 12:29:39 +02:00
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if ~isempty(tags)
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2010-11-25 17:26:35 +01:00
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istag = 1;
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end
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2009-12-16 18:17:34 +01:00
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steady_state_old = oo_.steady_state;
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2009-10-29 18:16:10 +01:00
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2011-12-04 23:57:46 +01:00
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% Keep of a copy of M_.Sigma_e
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Sigma_e = M_.Sigma_e;
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% Set M_.Sigma_e=0 (we evaluate the *deterministic* static model)
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M_.Sigma_e = zeros(size(Sigma_e));
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2012-06-01 18:28:13 +02:00
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info = 0;
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2016-07-14 15:04:27 +02:00
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if any(imag(oo_.steady_state))
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imagrow=find(imag(oo_.steady_state));
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if ~isempty(imagrow)
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fprintf('\nresid: The initial values for the steady state of the following variables are complex:\n');
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for iter=1:length(imagrow)
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2017-10-10 10:05:59 +02:00
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fprintf('%s\n', M_.endo_names{imagrow(iter)});
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2016-07-14 15:04:27 +02:00
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end
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2017-05-16 15:10:20 +02:00
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end
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2016-07-14 15:04:27 +02:00
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end
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2017-05-16 15:10:20 +02:00
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2012-06-01 18:28:13 +02:00
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if options_.steadystate_flag
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2013-11-21 19:39:50 +01:00
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[oo_.steady_state,M_.params,info] = ...
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2012-06-01 18:28:13 +02:00
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evaluate_steady_state(oo_.steady_state,M_,options_,oo_,0);
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end
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2011-12-04 23:57:46 +01:00
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2009-12-16 18:17:34 +01:00
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% Compute the residuals
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2021-11-23 16:31:50 +01:00
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z = evaluate_static_model(oo_.steady_state, [oo_.exo_steady_state; ...
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oo_.exo_det_steady_state], ...
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M_.params, M_, options_);
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2009-12-16 18:17:34 +01:00
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2021-06-22 12:29:39 +02:00
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if ismember(options_.solve_algo,[10,11])
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[lb,ub,eq_index] = get_complementarity_conditions(M_,options_.ramsey_policy);
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eq_to_check=find(isfinite(lb) | isfinite(ub));
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eq_to_ignore=eq_to_check(oo_.steady_state(eq_to_check,:)<=lb(eq_to_check)+eps | oo_.steady_state(eq_to_check,:)>=ub(eq_to_check)-eps);
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z(eq_index(eq_to_ignore))=0;
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disp_string=' (accounting for MCP tags)';
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else
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if istag && ~isempty(strmatch('mcp',M_.equations_tags(:,2),'exact'))
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disp_string=' (ignoring MCP tags)';
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else
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disp_string='';
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end
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end
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2011-12-04 23:57:46 +01:00
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M_.Sigma_e = Sigma_e;
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2010-11-25 17:26:35 +01:00
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2009-12-16 18:17:34 +01:00
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% Display the non-zero residuals if no return value
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if nargout == 0
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2021-06-22 12:29:39 +02:00
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skipline(2)
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2011-01-03 15:54:22 +01:00
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ind = [];
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2021-06-22 12:29:39 +02:00
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fprintf('Residuals of the static equations%s:',disp_string)
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2013-07-10 17:12:34 +02:00
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skipline()
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2022-03-01 14:25:24 +01:00
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any_non_zero_residual = false;
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2021-10-11 18:04:47 +02:00
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for i=1:M_.orig_eq_nbr
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if abs(z(i+M_.ramsey_eq_nbr)) < options_.solve_tolf/100
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2009-12-16 18:17:34 +01:00
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tmp = 0;
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else
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2021-10-11 18:04:47 +02:00
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tmp = z(i+M_.ramsey_eq_nbr);
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2022-03-01 14:25:24 +01:00
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any_non_zero_residual = true;
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2009-12-16 18:17:34 +01:00
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end
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2010-11-25 17:26:35 +01:00
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if istag
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2022-04-04 22:50:16 +02:00
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tg = tags(cell2mat(tags(:,1)) == i+M_.ramsey_eq_nbr,2:3); % all tags for equation i
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2022-03-01 14:25:24 +01:00
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ind = strmatch('name', cellstr( tg(:,1) ) );
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2010-11-25 17:26:35 +01:00
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end
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2022-03-01 14:25:24 +01:00
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if ~(non_zero && tmp == 0)
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if ~istag || length(ind) == 0
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disp(['Equation number ' int2str(i) ' : ' num2str(tmp)])
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else
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t1 = tg( ind , 2 );
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s = cell2mat(t1);
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disp( ['Equation number ', int2str(i) ,' : ', num2str(tmp) ,' : ' s])
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end
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2010-11-25 17:26:35 +01:00
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end
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2009-12-16 18:17:34 +01:00
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end
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2022-03-01 14:25:24 +01:00
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if non_zero && ~any_non_zero_residual
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disp('All residuals are zero')
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end
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2013-07-10 17:12:34 +02:00
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skipline(2)
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2009-12-16 18:17:34 +01:00
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end
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2021-11-23 16:31:50 +01:00
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oo_.steady_state = steady_state_old;
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