87 lines
1.9 KiB
Modula-2
87 lines
1.9 KiB
Modula-2
/* Check that Dynare++ and Dynare with k_order_solver give the same result
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(see fs2000k++.mod for the Dynare++ mod file) */
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var m m_1 P P_1 c e W R k d n l gy_obs gp_obs y dA;
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varexo e_a e_m;
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parameters alp bet gam mst rho psi del;
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alp = 0.33;
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bet = 0.99;
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gam = 0.003;
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mst = 1.011;
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rho = 0.7;
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psi = 0.787;
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del = 0.02;
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gst = 1/exp(gam);
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khst = ( (1-gst*bet*(1-del)) / (alp*gst^alp*bet) )^(1/(alp-1));
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xist = ( ((khst*gst)^alp - (1-gst*(1-del))*khst)/mst )^(-1);
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nust = psi*mst^2/( (1-alp)*(1-psi)*bet*gst^alp*khst^alp );
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model(use_dll);
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dA = exp(gam+e_a);
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log(m) = (1-rho)*log(mst) + rho*log(m_1(-1))+e_m;
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-P/(c(+1)*P(+1)*m)+bet*P(+1)*(alp*exp(-alp*(gam+log(e(+1))))*k^(alp-1)*n(+1)^(1-alp)+(1-del)*exp(-(gam+log(e(+1)))))/(c(+2)*P(+2)*m(+1))=0;
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W = l/n;
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-(psi/(1-psi))*(c*P/(1-n))+l/n = 0;
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R = P*(1-alp)*exp(-alp*(gam+e_a))*k(-1)^alp*n^(-alp)/W;
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1/(c*P)-bet*P*(1-alp)*exp(-alp*(gam+e_a))*k(-1)^alp*n^(1-alp)/(m*l*c(+1)*P(+1)) = 0;
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c+k = exp(-alp*(gam+e_a))*k(-1)^alp*n^(1-alp)+(1-del)*exp(-(gam+e_a))*k(-1);
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P*c = m;
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m-1+d = l;
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e = exp(e_a);
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y = k(-1)^alp*n^(1-alp)*exp(-alp*(gam+e_a));
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gy_obs = dA*y/y(-1);
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gp_obs = (P/P_1(-1))*m_1(-1)/dA;
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m_1 = m;
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P_1 = P;
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end;
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initval;
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dA = exp(gam);
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m = mst;
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m_1=mst;
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n = xist/(nust+xist);
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P = xist + nust;
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k = khst*n;
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l = psi*mst*n/( (1-psi)*(1-n) );
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c = mst/P;
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d = l - mst + 1;
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y = k^alp*n^(1-alp)*gst^alp;
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R = mst/bet;
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W = l/n;
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e = 1;
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gp_obs = m/dA;
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gy_obs = dA;
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P_1 = P;
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m_1 = m;
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end;
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shocks;
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var e_a; stderr 0.014;
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var e_m; stderr 0.005;
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end;
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steady;
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stoch_simul(order=3,irf=100);
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if ~exist('fs2000k++.mat','file');
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error('fs2000k++ must be run first');
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end;
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oo1 = load('fs2000k++');
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kk=[];
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for i=1:M_.orig_endo_nbr;
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kk(i) = strmatch(M_.endo_names{oo_.dr.order_var(i)},oo1.dyn_vars,'exact');
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end
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kk(17) = 17;
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if max(max(abs(oo_.dr.g_3-oo1.dyn_g_3(kk,:)))) < 1e-12;
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disp('OK');
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else;
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error('comparing 3rd order with dynare++ fails');
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end;
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