2012-06-08 14:46:44 +02:00
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function sim1_purely_forward()
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2012-06-04 15:25:01 +02:00
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% Performs deterministic simulation of a purely forward model
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2014-04-10 16:01:23 +02:00
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% Copyright (C) 2012-2014 Dynare Team
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2012-06-04 15:25:01 +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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% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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global M_ options_ oo_
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ny0 = nnz(M_.lead_lag_incidence(1,:)); % Number of variables at current period
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iyf = find(M_.lead_lag_incidence(2,:)>0); % Indices of variables at next period
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if ny0 ~= M_.endo_nbr
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error('SIMUL: all endogenous variables must appear at the current period')
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end
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model_dynamic = str2func([M_.fname,'_dynamic']);
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2014-04-10 16:01:23 +02:00
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oo_.deterministic_simulation.status = 1;
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2012-06-04 15:25:01 +02:00
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for it = options_.periods:-1:1
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yf = oo_.endo_simul(:,it+1); % Values at next period, also used as guess value for current period
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yf1 = yf(iyf);
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2014-04-10 16:01:23 +02:00
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[tmp, info] = solve1(model_dynamic, [yf; yf1], 1:M_.endo_nbr, 1:M_.endo_nbr, ...
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1, options_.gstep, options_.solve_tolf, ...
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options_.solve_tolx, options_.simul.maxit, ...
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options_.debug,oo_.exo_simul, M_.params, oo_.steady_state, ...
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it);
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if info
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oo_.deterministic_simulation.status = 0;
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end
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2012-06-05 09:23:30 +02:00
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oo_.endo_simul(:,it) = tmp(1:M_.endo_nbr);
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2012-06-04 15:25:01 +02:00
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end
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