63 lines
1.2 KiB
Modula-2
63 lines
1.2 KiB
Modula-2
var y pi rs rl rs_shadow rs_1;
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varexo e_y e_pi;
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parameters alpha_1 alpha_2 alpha_3 beta_1 beta_2 gamma_r gamma_pi gamma_y pi_bar rr_bar;
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alpha_1 = 0.7;
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alpha_2 = 0.99;
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alpha_3 = 0.1;
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beta_1 = 0.7;
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beta_2 = 0.08;
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gamma_r = 0.3;
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gamma_pi = 2;
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gamma_y = 1;
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pi_bar = 2.0;
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rr_bar = 1.0;
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model(linear,use_dll);
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pi = pi_bar*(1-alpha_1-(1-alpha_1)*alpha_2) + alpha_1*pi(-1) + (1-alpha_1)*alpha_2*pi(+1) + alpha_3*y + e_pi;
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y = beta_1*y(-1) + (1-beta_1)*y(+1) - beta_2*(rl-rr_bar - pi(+1)) + e_y;
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rs_shadow = gamma_r*rs(-1) + (1-gamma_r)*(rr_bar + pi_bar + gamma_pi*(pi-pi_bar) + gamma_y*y);
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// [mcp = 'rs_shadow > 0']
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rs_1 = rs_shadow;
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// [mcp = 'pi > 1.4']
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rs = rs_1;
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rl = 400*(((1+rs/400)
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@#for i in [1:39]
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*(1+rs(+@{i})/400)
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@#endfor
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)^(1/40) - 1);
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end;
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steady_state_model;
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y = 0;
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pi = pi_bar;
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rs = rr_bar+pi_bar;
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rs_shadow = rs;
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rs_1 = rs;
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rl = rs;
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end;
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steady;
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check;
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shocks;
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var e_y;
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periods 1;
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values -1;
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end;
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//options_.solve_algo = 10;
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options_.mcp = 1;
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options_.linear_approximation = 1;
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perfect_foresight_setup(periods=200);
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perfect_foresight_solver(stack_solve_algo=7);
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//perfect_foresight_solver;
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rplot rs;
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rplot rl;
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rplot y;
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rplot pi; |