Johansen Cointegration Test Coefficents vs. OLS Coefficients

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kszynkar
Posts: 45
Joined: Tue Feb 02, 2016 1:15 am
Location: Switzerland

Johansen Cointegration Test Coefficents vs. OLS Coefficients

Postby kszynkar » Thu Jun 23, 2016 1:26 am

Hi,

This is probably a silly question, but I have two series that are cointegrated. When I run the cointegration test, the Johansen normalized cointegrating coefficients are different from the coefficients I get using an OLS. Shouldn't these be the same?


Thanks

kszynkar
Posts: 45
Joined: Tue Feb 02, 2016 1:15 am
Location: Switzerland

Re: Johansen Cointegration Test Coefficents vs. OLS Coeffici

Postby kszynkar » Fri Jun 24, 2016 10:20 am

Does my question make sense, or should I provide more details?

dakila
Posts: 479
Joined: Tue Nov 24, 2015 4:57 pm

Re: Johansen Cointegration Test Coefficents vs. OLS Coeffici

Postby dakila » Fri Jun 24, 2016 2:15 pm

For large samples EG will converge to Johansen results. For small sample EG will suffer from endogeneity and serial correlation problem. If you want to use single equation method, it is better to try Stock-Watson or FMOLS.

kszynkar
Posts: 45
Joined: Tue Feb 02, 2016 1:15 am
Location: Switzerland

Re: Johansen Cointegration Test Coefficents vs. OLS Coeffici

Postby kszynkar » Sun Jun 26, 2016 11:00 pm

ahhh. Thank you


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