57 lines
2.1 KiB
Modula-2
57 lines
2.1 KiB
Modula-2
|
// Same model as sim_endo_lead_lag_aux_vars.mod, but no auxiliary variables to deal with leads and lags
|
||
|
|
||
|
var c k z_backward z_forward;
|
||
|
varexo x;
|
||
|
|
||
|
parameters alph gam delt bet aa;
|
||
|
alph=0.5;
|
||
|
gam=0.5;
|
||
|
delt=0.02;
|
||
|
bet=0.05;
|
||
|
aa=0.5;
|
||
|
|
||
|
model;
|
||
|
c + k - aa*x*k(-1)^alph - (1-delt)*k(-1); // Resource constraint
|
||
|
c^(-gam) - (1+bet)^(-1)*(aa*alph*x(+1)*k^(alph-1) + 1 - delt)*c(+1)^(-gam); // Euler equation
|
||
|
z_backward=0.4*0.5+0.2*z_backward(-1)+0.2*z_backward(-2)+0.2*z_backward(-3) + (x(-1)-1);
|
||
|
z_forward=0.1*1+0.45*z_forward(+1)+0.45*z_forward(+2)+(x(+1)-1);
|
||
|
end;
|
||
|
|
||
|
initval;
|
||
|
c = 1.2;
|
||
|
k = 12;
|
||
|
x = 1; %set x(0)
|
||
|
z_backward=0.5;
|
||
|
end;
|
||
|
|
||
|
histval;
|
||
|
z_backward(-1)=0.4;
|
||
|
z_backward(-2)=0.9;
|
||
|
end;
|
||
|
|
||
|
shocks;
|
||
|
var x; %sets x(+2)
|
||
|
periods 2;
|
||
|
values 0.9;
|
||
|
end;
|
||
|
|
||
|
simul(periods=200,maxit=100);
|
||
|
base_results=load('sim_base_results.mat');
|
||
|
if max(abs(base_results.oo_.endo_simul(strmatch('c',base_results.M_.endo_names,'exact'),1+base_results.M_.maximum_endo_lag:end-base_results.M_.maximum_endo_lead) -...
|
||
|
oo_.endo_simul(strmatch('c',M_.endo_names,'exact'),1+M_.maximum_endo_lag:end-M_.maximum_endo_lead)))>1e-8 || ...
|
||
|
max(abs(base_results.oo_.endo_simul(strmatch('k',base_results.M_.endo_names,'exact'),1+base_results.M_.maximum_endo_lag:end-base_results.M_.maximum_endo_lead) -...
|
||
|
oo_.endo_simul(strmatch('k',M_.endo_names,'exact'),1+M_.maximum_endo_lag:end-M_.maximum_endo_lead)))>1e-8
|
||
|
error('Autonomous system part is wrong')
|
||
|
end
|
||
|
|
||
|
if max(abs(base_results.oo_.exo_simul(1:end-base_results.M_.maximum_lead-base_results.M_.maximum_lag,strmatch('x',base_results.M_.exo_names,'exact')) -...
|
||
|
oo_.exo_simul(1+M_.maximum_lag:end-M_.maximum_lead,strmatch('x',M_.exo_names,'exact'))))>1e-8
|
||
|
error('Translation of exogenous variables is wrong')
|
||
|
end
|
||
|
|
||
|
clear base_results;
|
||
|
base_results_aux_vars=load('sim_endo_lead_lag_aux_vars_results.mat');
|
||
|
if max(abs(base_results_aux_vars.oo_.endo_simul(strmatch('z_backward_lag_3',base_results_aux_vars.M_.endo_names,'exact'),1:end-base_results_aux_vars.M_.maximum_lead) -...
|
||
|
oo_.endo_simul(strmatch('AUX_ENDO_LAG_2_2',M_.endo_names,'exact'),1:end-M_.maximum_lag)))>1e-8
|
||
|
error('Translation of endogenous variables is wrong')
|
||
|
end
|