This paper studies the long-run welfare and productivity effects of transit improvements in the Greater Amman Municipality. The paper builds a rich quantitative spatial model that includes many aspects of the economic geography of Amman. It studies the effects of new bus rapid transit lines that...

Poverty and mortality are arguably the two major sources of loss of well-being. Most mainstream measures of human development capturing these two dimensions aggregate them in an ad-hoc and controversial way. This paper develops a new index aggregating the poverty and the mortality observed in a...

Since the early 1980s, the U.S. economy has experienced a growing wage differential: high-skilled workers have claimed an increasing share of available income, while low-skilled workers have seen an absolute decline in real wages. How and why this disparity has arisen is a matter of ongoing...