This paper uses highly disaggregated trade data to investigate geographic and product diversification patterns across a group of developing nations for the period from 1990 to 2005. The econometric investigation shows that the gravity equation fits the observed differences in diversification...

This paper empirically examines the effects of three indexes for the product diversification of exports (the Theil index, the extensive margin, and the intensive margin) on the real GDP per capita in 158 countries by considering subgroups related to income levels, i.e., in the low-, the lower...

The literature on trade facilitation has mostly focused on implications for trade volumes. However, recent theoretical contributions have emphasized that trade costs - such as transaction costs related to cross-border trade procedures - affect both the traded volumes of "old" goods (the...