PRODUCTIVITY IMPROVEMENTS AND FALLING TRADE COSTS: BOON OR BANE?*

This article looks at two features of globalization, namely, productivity improvements and falling trade costs, and explores their effect on welfare in a monopolistic competition model with heterogenous firms and technological asymmetries. Contrary to received wisdom, and for reasons different from adverse terms of trade effects, it is shown that improvements in a partner's productivity must hurt us. Moreover, falling trade costs can raise welfare in the technologically advanced country while reducing it in the backward one, if technological asymmetries are large enough.

PRODUCTIVITY IMPROVEMENTS AND FALLING TRADE COSTS: BOON OR BANE?* Journal Articles