I study employment and welfare effects of international competition in a model with imperfect labor markets. In contrast to the well-established result that trade liberalization has ambiguous welfare effects under perfect labor markets, I show that the employment effect may raise welfare...

This paper illustrates that the generalized propensity score method can easily be applied with multiple continuous endogenous treatment variables. Consistency proofs carry over straightforwardly to this general case, and the approach is shown to work well in finite samples with various...