One reason donors provide foreign aid is to support their exports to aid-recipient countries. Time series data for Germany suggests an average return of between US$ 1.04 to US$ 1.50 for each US dollar of aid spent by Germany. Although this is well below previous estimates, the value is robust to...

This paper analyses the effects of non-tariff barriers, in terms of both variable and fixed export costs, on trade structure. The relationship between fixed and variable trade costs determines whether international trade emerges. If trade emerges, only variable, but not fixed export costs,...