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function e = euler_equation_error(y0,x,innovations,M_,options_,oo_,pfm,nodes,weights)
% e = euler_equation_error(y0,x,innovations,M_,options_,oo_,pfm,nodes,weights)
% Copyright © 2016-2023 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 <https://www.gnu.org/licenses/>.
dynamic_model = str2func([M_.fname '.dynamic']);
ep = options_.ep;
y1 = extended_path_core(ep.periods, ...
M_.endo_nbr, M_.exo_nbr, ...
innovations.positive_var_indx, ...
x, ep.init, y0, oo_.steady_state, ...
0, ...
ep.stochastic.order, M_, ...
pfm, ep.stochastic.algo, ...
ep.solve_algo, ...
ep.stack_solve_algo, ...
options_.lmmcp, options_, oo_, ...
[]);
i_pred = find(M_.lead_lag_incidence(1,:));
i_fwrd = find(M_.lead_lag_incidence(3,:));
x1 = [x(2:end,:); zeros(1,M_.exo_nbr)];
for i=1:length(nodes)
x2 = x1;
x2(2,:) = x2(2,:) + nodes(i,:);
y2 = extended_path_core(ep.periods, M_.endo_nbr, M_.exo_nbr, ...
innovations.positive_var_indx, x2, ep.init, ...
y1, oo_.steady_state, 0, ...
ep.stochastic.order, M_, pfm, ep.stochastic.algo, ...
ep.solve_algo, ep.stack_solve_algo, options_.lmmcp, ...
options_, oo_, []);
z = [y0(i_pred); y1; y2(i_fwrd)];
res(:,i) = dynamic_model(z,x,M_.params,oo_.steady_state,2);
end
e = res*weights;
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