There has been mixed evidence regarding the existence of rational bubbles in the foreign exchange markets. Standard unit root and cointegration tests are criticized for their low power to detect rational bubbles that periodically collapse. This paper introduces recently developed sequential unit...

We explore how the competitive pressure of imports affects productivity, at the firm level. There are two conflicting effects of import-competition: the pro-competitive effect fosters productivity, while the direct effect hinders it. The pro-competitive effect dominates in the steady-state,...

This paper studies the importance of incentives as a determinant of international trade flows. We argue that barter, countertrade and foreign direct investment can be seen as efficient institutions that mitigate contractual hazards which arise in technology trade, marketing and imperfect capital...