We study the incidental parameter problem for the "three-way" Poisson Pseudo-Maximum Likelihood ("PPML") estimator recently recommended for identifying the effects of trade policies and in other panel data gravity settings. Despite the number and variety of fixed effects involved, we confirm...

Economic determinants of economic integration agreements (EIAs) have received ample attention in the economic literature. Political motivations for such agreements have been mostly studied as functions of domestic politics or in the context of conflict. In this paper I suggest a different...