Bayesian Estimation crash

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Bayesian Estimation crash

Postby shengan28 » Wed Apr 13, 2016 3:56 am

I have make some adjustments to the fs2000.mod file to include a Taylor rule and I made some adjustments to the bank's balance sheet. The stochastic shock works just fine. But my Bayesian estimation causes dynare to crash. :x The error message is
The loglinearization of the model cannot be performed, because the steady state is not strictly
positive.
Also, dynare tells me to try adding
an empty estimated_params_init-block with use_calibration option immediately before the estimation command
. Would this work? Is there an example of what this means?

Please advise.
Thanks
Attachments
detoutput2.mod
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shengan28
 
Posts: 13
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Re: Bayesian Estimation crash

Postby jpfeifer » Thu Apr 14, 2016 8:56 am

Add
estimated_params_init(use_calibration);
end;

The problem is that without explicitly provided starting values, estimation will start at the prior means. But at the prior mean, the steady state of
Code: Select all
gap

becomes negative, giving rise to the reported error message. But given that you have a running calibrated version of the model, you can use the
Code: Select all
use_calibration
option.
------------
Johannes Pfeifer
University of Cologne
https://sites.google.com/site/pfeiferecon/
jpfeifer
 
Posts: 6940
Joined: Sun Feb 21, 2010 4:02 pm
Location: Cologne, Germany

Re: Bayesian Estimation crash

Postby shengan28 » Thu Apr 14, 2016 2:31 pm

thanks. I really appreciate all of your help.
shengan28
 
Posts: 13
Joined: Mon Jul 20, 2015 11:24 pm


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