This article clari…es the roles played by trade policy, in contrast with iceberg transport cost, in the popular setting of Melitz (2003), and characterizes the optimal reciprocal trade policy in such a setting. I show that import tariffs and iceberg transport cost are not equivalent in the...

This paper characterizes the optimal reciprocal trade policy in the environment of Melitz (2003) with firm productivity heterogeneity. In particular, without making parametric assumptions on firm productivity distribution, this paper derives the optimal degree of reciprocal tariff reductions...