Hayakawa, Kazuhiko; Nagata, Shuichi; Yamagata, Takashi - 2018
used panel heteroskedasticity and autocorrelation consistent (HAC) variance estimator of the pooled estimator under random …In this paper, we propose a robust approach against heteroskedasticity, error serial correlation and slope … heterogeneity for large linear panel data models. First, we establish the asymptotic validity of the Wald test based on the widely …