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W. ?2, H0: nullity of coefficients) 63.81*** 65.69*** Likelihood ratio test ?2 (H0: nullity of coefficients) 123.19*** 131.99*** % correct prediction (y=1) 74.90% 77.82% % correct prediction (y=0) 66, p.130

L. Kleibergen-paap and . Test, H0: Underidentification) 296.19 p-value 0, p.0