Why would an increase in imported inputs rise exports? We argue that importing more varieties of intermediate inputs increases firm’s productivity and thereby makes the firm able to overcome the export fixed costs. Whereas the literature evidences the positive effect of an increase in imported...

This paper is built on Venables (2011) theoretical predictions which show that gains from regional integration are unevenly distributed between resource rich and poor countries. We explore the effects of different integration schemes in Middle East and North Africa. Results suggest that within...

In spite of widespread tariff reductions, intra-African borders remain thick. Regional trade is inhibited by inadequate transportation infrastructure, but also by various government-imposed measures. This paper combines price data from the World Bank’s International Comparison Project (ICP)...

The paper reviews recent evidence from a wide range of studies, recognizing that a multiplicity of approaches is needed to learn what works and what does not. The review concludes that there is some support for the emphasis on reducing trade costs through investments in hard infrastructure (like...

This paper evaluates the effects of the FAMEX export promotion program in Tunisia on the performance of beneficiary firms. While much of the literature assesses only the short term impact of such programs, we consider also the longer term impact. Propensity-score matching...

Combining for the first time a new dataset of non-tariff measures (NTMs) in 65 countries with the CEPII’s unit values database, we estimate average ad-valorem equivalents (AVEs) for SPS, TBT and other measures by section of the Harmonized System of product classification. While most existing...