Search found 5 matches

by danchris2015
Mon Jun 01, 2020 4:30 am
Forum: Estimation
Topic: Portmanteau Test using Standard Residuals for Unrestricted BEKK
Replies: 1
Views: 4106

Re: Portmanteau Test using Standard Residuals for Unrestricted BEKK

Hello,
Any suggestions please?
Thank you
by danchris2015
Sun May 31, 2020 6:29 am
Forum: Estimation
Topic: Portmanteau Test using Standard Residuals for Unrestricted BEKK
Replies: 1
Views: 4106

Portmanteau Test using Standard Residuals for Unrestricted BEKK

Hello I am using a unrestricted BEKK to assess volatility spillovers between CDS and equity returns - using the attached code. At the end I want to test whether there is evidence of autocorrelation in the standardised residuals. However in the bv-garch output I do not have this option. Can someone l...
by danchris2015
Fri Apr 10, 2020 11:47 am
Forum: Econometric Discussions
Topic: DCC GARCH BIVARIATE
Replies: 0
Views: 8333

DCC GARCH BIVARIATE

Hello I estimating a bivariate DCC GARCH model to analyse sectoral time-varying conditional correlation between CDS and equity returns. The parameters in the CDS Garch Equation are significant but the summation in some case is higher than 1 (although variables are stationary). I attached a case for ...
by danchris2015
Mon Sep 07, 2015 6:35 am
Forum: Estimation
Topic: FOURVARIATE GARCH BEKK MODEL
Replies: 2
Views: 3250

Re: FOURVARIATE GARCH BEKK MODEL

Thank you for your message. Could an increase in frequency be the solution?
by danchris2015
Sun Sep 06, 2015 4:41 am
Forum: Estimation
Topic: FOURVARIATE GARCH BEKK MODEL
Replies: 2
Views: 3250

FOURVARIATE GARCH BEKK MODEL

Hello, I am trying to run a FOURVARIATE GARCH BEKK MODEL, however I encountered a problem at the very last part. The error message reads ' Overflow in scalar lr = -2*(eq1.@logl + eq2.@logl + eq3.@logl + eq4.@logl - fvgarch.@logl ) ). Here the alphas and betas have an initial value of 0.1. I tried to...

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