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function z = resid(junk)
% function z = resid(junk)
%
% Computes static residuals associated with the guess values.
%
% INPUTS
% junk: dummy value for backward compatibility
%
% OUTPUTS
% z: residuals
%
% SPECIAL REQUIREMENTS
% none
% Copyright (C) 2001-2018 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 M_ options_ oo_
tagname = 'name';
if nargin && ischar(junk)
tagname = junk;
end
tags = M_.equations_tags;
istag = 0;
if length(tags)
istag = 1;
end
steady_state_old = oo_.steady_state;
% Keep of a copy of M_.Sigma_e
Sigma_e = M_.Sigma_e;
% Set M_.Sigma_e=0 (we evaluate the *deterministic* static model)
M_.Sigma_e = zeros(size(Sigma_e));
info = 0;
if any(imag(oo_.steady_state))
imagrow=find(imag(oo_.steady_state));
if ~isempty(imagrow)
fprintf('\nresid: The initial values for the steady state of the following variables are complex:\n');
for iter=1:length(imagrow)
fprintf('%s\n', M_.endo_names{imagrow(iter)});
end
end
end
if options_.steadystate_flag
[oo_.steady_state,M_.params,info] = ...
evaluate_steady_state(oo_.steady_state,M_,options_,oo_,0);
end
% Compute the residuals
if options_.block && ~options_.bytecode
z = zeros(M_.endo_nbr,1);
for i = 1:length(M_.block_structure_stat.block)
[r, g, yy, var_indx] = feval([M_.fname '.static'],...
i,...
oo_.steady_state,...
[oo_.exo_steady_state; ...
oo_.exo_det_steady_state], M_.params);
idx = M_.block_structure_stat.block(i).equation;
z(idx) = r;
end
elseif options_.bytecode
[check, z] = bytecode('evaluate','static');
mexErrCheck('bytecode', check);
else
z = feval([M_.fname '.static'],...
oo_.steady_state,...
[oo_.exo_steady_state; ...
oo_.exo_det_steady_state], M_.params);
end
M_.Sigma_e = Sigma_e;
% Display the non-zero residuals if no return value
if nargout == 0
skipline(4)
ind = [];
disp('Residuals of the static equations:')
skipline()
for i=1:M_.orig_endo_nbr
if abs(z(i)) < options_.solve_tolf/100
tmp = 0;
else
tmp = z(i);
end
if istag
tg = tags(cell2mat(tags(:,1)) == i,2:3); % all tags for equation i
ind = strmatch( tagname, cellstr( tg(:,1) ) );
end
if ~istag || length(ind) == 0
disp(['Equation number ' int2str(i) ' : ' num2str(tmp)])
else
t1 = tg( ind , 2 );
s = cell2mat(t1);
disp( ['Equation number ', int2str(i) ,' : ', num2str(tmp) ,' : ' s])
end
end
skipline(2)
end
oo_.steady_state = steady_state_old;
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