For over a century social analysts have debated the connection between trade policy and economic performance. This controversy continues today, even as the world is experiencing an unprecedented period of trade liberalization, and in spite of numerous empirical studies that claim to have found a...

This paper analyzes the relationship between trade policy and economic performance. The paper is divided in two fundamental parts. The first one uses a cross country data set to investigate the relationship between trade policy and productivity growth. It is found that countries that are more...

The literature on aid and growth has not found a convincing instrumental variable to identify the causal effects of aid. This paper exploits an instrumental variable based on the fact that since 1987, eligibility for aid from the International Development Association (IDA) has been based partly...