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Size of a test

Posted: Fri May 29, 2009 5:11 am
by ecrgap
Dear All

I have computed the power of various tests, however I found difficulties in computing their size. Could anyone help me on that (for the ADF in an AR(1) for example).

Thank you very much in advance.

Re: Size of a test

Posted: Fri May 29, 2009 3:02 pm
by TomDoan
If you can compute the power, why can't you compute the size? The first is done by simulating the data under the alternative; the second by simulating under the null.