Balistreri, Edward J.; Tarr, David G.; Yonezawa, Hidemichi - Economics Research, World Bank Group - 2014
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 facilitation, nontariff barriers, and the costs of business …