20:07

Econometrics 9a: Non-spherical disturbances

6:01

The Hausman test in Panel Data Analysis by using STATA

8:02

Endogeneity tests

26:23

Econometrics: Over-identification test with 2SLS in Stata

8:35

Hausman test for Random Effects vs Fixed Effects

4:47

A test of Simultaneity - Hausman Specification Test

10:06

Wu-Hausman IV Exogeneity Test

8:20

Exogeneity. Wu-Hausman and Sargan Tests in R