Correlated Random Effects - Hausman Test
Pool: EXRETURN
Test cross-section random effects
Test Summary Chi-Sq. Statistic Chi-Sq. d.f. Prob.
Cross-section random 213.233008 4 0.0000
** Warning: estimated cross-section random effects variance is zero.
看P-value,应该拒绝原假设,用固定效应模型,可是上面estimated cross-section random effects variance is zero.这句话貌似有说明用随机效应模型
请问到底用那个模型啊???