There is substantial evidence that with the progressive global decline in tariffs over several decades, trade costs are a more significant barrier to trade than tariffs, especially in Sub-Saharan Africa. This paper decomposes trade costs into three categories: costs that can be lowered by trade...

When debating the pros and cons of economic regionalism, haven't we focused enough on trade in goods at the expense of services? This article argues that regionalism is certainly a building block, not a stumbling block to a multilateral trading system, using the services liberalization scheme of...