When food prices spike in countries with large numbers of poor people, hunger and malnutrition are very likely to result in the absence of public intervention. For governments, this is also a case of political survival. Government actions often take the form of direct interventions in the market...

A popular approach for estimating climate change impacts on agriculture is to rely on supply-side reduced-form regressions. These methods, which include the Ricardian approach, focus on how farmers and agricultural land market react to changes in climatic conditions, under the implicit...

This paper shows how gains from trade are conditioned by love of variety, defined as the extent to which an additional product variety generates benefits in either final or intermediate consumption. We develop a multi-country, multi-sector gravity trade model where love of variety is...