This paper analyzes whether uniform tariffs give rise to the highest welfare compared with tariffs that either escalate or de-escalate along the value chain of production. We show that countries may be better off with de-escalating tariffs where tariff rates are higher on intermediate inputs and...

This paper estimates the effects of offshoring on productivity in U.S. manufacturing industries between 1992 and 2000, using instrumental variables estimation to address the potential endogeneity of offshoring. It finds that service offshoring has a significant positive effect on productivity in...

This paper estimates the effects of trade liberalization on plant productivity. In contrast to previous studies, we distinguish between productivity gains arising from lower tariffs on final goods relative to lower tariffs on intermediate inputs. Lower output tariffs can produce productivity...

The recent media and political attention on service outsourcing from developed to developing countries gives the impression that outsourcing is exploding. As a result, workers in industrial countries are anxious about job losses. This paper aims to establish what are the hypes and what are the...

This paper assesses the effects of reducing tariffs under the Doha Round on market access for developing countries. It shows that for many developing countries, actual preferential access is less generous than it appears because of low product coverage or complex rules of origin. Thus lowering...

The paper finds a significant shift in the economic characteristics of civil conflicts during the1990s. Conflicts have become shorter but with more severe contractions and a stronger recovery of growth. The overall length and cost of the conflict cycle has probably declined. The stance of...