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Serial Correlation, What order??

Posted: Fri Apr 24, 2009 6:13 am
by kim0185
Hi
I'm about to make an estimation on some interestrates. Howewer the Durbin Watson statistic show indication that there might be prescence of serial correlation. Who do i find out, what order the serial correlation is?? First, second or third-order??

Thanks

Re: Serial Correlation, What order??

Posted: Fri Apr 24, 2009 2:51 pm
by startz
Hi
I'm about to make an estimation on some interestrates. Howewer the Durbin Watson statistic show indication that there might be prescence of serial correlation. Who do i find out, what order the serial correlation is?? First, second or third-order??

Thanks
The Durbin-Watson is a test for first-order serial correlation.
You can use the Breusch-Godfrey LM test to test for higher order serial correlation.