dynare/matlab/ep/setup_stochastic_perfect_fo...

74 lines
2.7 KiB
Matlab

function pfm = setup_stochastic_perfect_foresight_model_solver(DynareModel,DynareOptions,DynareOutput)
% Copyright (C) 2013-2017 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/>.
pfm.lead_lag_incidence = DynareModel.lead_lag_incidence;
pfm.ny = DynareModel.endo_nbr;
pfm.Sigma = DynareModel.Sigma_e;
if det(pfm.Sigma) > 0
pfm.Omega = chol(pfm.Sigma,'upper'); % Sigma = Omega'*Omega
end
pfm.number_of_shocks = length(pfm.Sigma);
pfm.stochastic_order = DynareOptions.ep.stochastic.order;
pfm.max_lag = DynareModel.maximum_endo_lag;
if pfm.max_lag > 0
pfm.nyp = nnz(pfm.lead_lag_incidence(1,:));
pfm.iyp = find(pfm.lead_lag_incidence(1,:)>0);
else
pfm.nyp = 0;
pfm.iyp = [];
end
pfm.ny0 = nnz(pfm.lead_lag_incidence(pfm.max_lag+1,:));
pfm.iy0 = find(pfm.lead_lag_incidence(pfm.max_lag+1,:)>0);
if DynareModel.maximum_endo_lead
pfm.nyf = nnz(pfm.lead_lag_incidence(pfm.max_lag+2,:));
pfm.iyf = find(pfm.lead_lag_incidence(pfm.max_lag+2,:)>0);
else
pfm.nyf = 0;
pfm.iyf = [];
end
pfm.nd = pfm.nyp+pfm.ny0+pfm.nyf;
pfm.nrc = pfm.nyf+1;
pfm.isp = [1:pfm.nyp];
pfm.is = [pfm.nyp+1:pfm.ny+pfm.nyp];
pfm.isf = pfm.iyf+pfm.nyp;
pfm.isf1 = [pfm.nyp+pfm.ny+1:pfm.nyf+pfm.nyp+pfm.ny+1];
pfm.iz = [1:pfm.ny+pfm.nyp+pfm.nyf];
pfm.periods = DynareOptions.ep.periods;
pfm.steady_state = DynareOutput.steady_state;
pfm.params = DynareModel.params;
if DynareModel.maximum_endo_lead
pfm.i_cols_1 = nonzeros(pfm.lead_lag_incidence(pfm.max_lag+(1:2),:)');
pfm.i_cols_A1 = find(pfm.lead_lag_incidence(pfm.max_lag+(1:2),:)');
else
pfm.i_cols_1 = nonzeros(pfm.lead_lag_incidence(pfm.max_lag+1,:)');
pfm.i_cols_A1 = find(pfm.lead_lag_incidence(pfm.max_lag+1,:)');
end
if pfm.max_lag > 0
pfm.i_cols_T = nonzeros(pfm.lead_lag_incidence(1:2,:)');
else
pfm.i_cols_T = nonzeros(pfm.lead_lag_incidence(1,:)');
end
pfm.i_cols_j = 1:pfm.nd;
pfm.i_upd = pfm.ny+(1:pfm.periods*pfm.ny);
pfm.dynamic_model = str2func([DynareModel.fname,'_dynamic']);
pfm.verbose = DynareOptions.ep.verbosity;
pfm.maxit_ = DynareOptions.simul.maxit;
pfm.tolerance = DynareOptions.dynatol.f;
pfm.use_bytecode = DynareOptions.ep.use_bytecode ;