bekk parameters

Discussions of ARCH, GARCH, and related models

bekk parameters

Postby luxu1983 » Sat Oct 02, 2010 4:20 am

dear
in the bekk model ,the parameters can not be interpreted on an individual basis
the functions of the parameters form the coeffecient of lagged variance ,covariance..
how to calculate the standard error of function of estimated coefficients using RATS? :?: :D
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Re: bekk parameters

Postby TomDoan » Sun Oct 03, 2010 10:34 am

SUMMARIZE can compute standard errors of arbitrary functions of parameters using the delta method.
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Re: bekk parameters

Postby luxu1983 » Sun Oct 03, 2010 9:26 pm

thank you very much :!:
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Re: bekk parameters

Postby myousefi1360 » Tue Dec 14, 2010 9:54 pm

how can i use SUMMARIZE command as input command to my estimation.
i entered SUMMARIZE after the estimation of bivariate BEKK GARCH (1,1) but i did not get any output. how can i apply this command to get coefficent of variables in each variation equation?
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Re: bekk parameters

Postby vinayadhikari » Thu Dec 23, 2010 9:29 pm

I have the exact same question. My adviser told me that I don't have to worry about interpreting the coefficients. Rather, I should interpret the impulse response. I would be grateful if you could elaborate both on how to get the impulse responses and how to implement the SUMMARIZE command.

One example code will probably be sufficient. Thanks.
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