Simulations using different parameter values (deterministic)

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Simulations using different parameter values (deterministic)

Postby L10ng1rl » Thu Dec 12, 2013 5:41 pm

Good afternoon to all Dynare users,


I'm using the Jermann and Quadrini (2012) model to estimate the welfare costs of financial shocks. There are two shocks (financial and productivity) in this model, and also two financial frictions (a tax benefit of debt measured by the parameter TAU and na equity cost payout function measured with parameter KAPPA). When simulating the model, I found out that changing the calibration of the parameter TAU also changes the steady state of the economy, hence affecting the results for the expected utilities of the different types of economies (with and without the shocks, with just one shock, etc). The original mod files for my simulations solve the model in the stochastic context (using stoch_simul), but In order to isolate the welfare effects of changing the value of TAU alone in the steady state, I'm trying to solve the model in the deterministic context, to analyse the transition from one steady state (when TAU=0) to the other (when TAU=0.35). However, when I run the file the following error occurs:

??? Undefined function or variable 'PP'.

Error in ==> simul at 62
II_lag = [ PP, zeros(m_states,n_endog),zeros(m_states,k_exog)

Error in ==> model17b at 196
simul();

Error in ==> dynare at 120
evalin('base',fname) ;


I attach the mod file for you to check it. I really appreciate if someone can help me to figure out ehat is the problem. I'm new at Dynare so probably is a basic mistake but I need someone to point it out for me. Thank you so much in advance!

Regards,

Erica
Attachments
model17b.mod
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L10ng1rl
 
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Re: Simulations using different parameter values (determinis

Postby jpfeifer » Thu Dec 12, 2013 7:48 pm

Try upgrading Dynare. It works with the most recent snapshot.
------------
Johannes Pfeifer
University of Cologne
https://sites.google.com/site/pfeiferecon/
jpfeifer
 
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Location: Cologne, Germany

Re: Simulations using different parameter values (determinis

Postby L10ng1rl » Sat Dec 14, 2013 1:44 am

It worked! Thanks a lot!
L10ng1rl
 
Posts: 6
Joined: Thu Feb 02, 2012 7:34 pm


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