dynare/matlab/forcst2a.m

29 lines
654 B
Matlab

function yf=forcst2a(y0,dr,e)
global M_ options_
Sigma_e_ = M_.Sigma_e;
endo_nbr = M_.endo_nbr;
exo_nbr = M_.exo_nbr;
ykmin_ = M_.maximum_endo_lag;
horizon = size(e,1);
options_ = set_default_option(options_,'simul_seed',0);
order = options_.order;
k1 = [ykmin_:-1:1];
k2 = dr.kstate(find(dr.kstate(:,2) <= ykmin_+1),[1 2]);
k2 = k2(:,1)+(ykmin_+1-k2(:,2))*endo_nbr;
yf = zeros(horizon+ykmin_,endo_nbr);
yf(1:ykmin_,:) = y0';
j = ykmin_*endo_nbr;
for i=ykmin_+(1:horizon)
tempx = yf(k1,:)';
yf(i,:) = tempx(k2)'*dr.ghx';
k1 = k1+1;
end
yf(:,dr.order_var) = yf;