We present a theory of spatial development. A continuum of locations in a geographic area choose each period how much to innovate (if at all) in manufacturing and services. Locations can trade subject to transport costs and technology diffuses spatially across locations. The result is an...

This paper compares the optimal dynamic choices between policies of mitigation and adaptation for three economies: Brazil, Chile and the United States. The focus is on the optimal role of mitigation and adaptation for “environmentally small economies,” i.e., economies that are witnessing an...

This paper explores the characteristics of the political economy process that conditioned the scope and success of the combination of fiscal reforms before and after Colombia s 1991 constitutional reforms. Using formal analysis of reforms and interviews with actors, reforms in taxation,...