Mexico City is a suburban metropolis, yet most of its suburbs would be unfamiliar to urbanists accustomed to thinking about US metropolitan regions. Mexico City’s suburbs are densely populated—not thinly settled—and its residents rely primarily on informal transit...

In the 1980s, many U.S. cities initiated programs reserving a proportion of government contracts for minority-owned businesses. The staggered introduction of these set-aside programs is used to estimatetheir impacts on the self-employment and employment rates of African-American men. Black...

New data on the level of smoking in movies in the US in 2012, obtained by counting tobacco incidents in all 140 movies whose box office ranked in the top 10 for at least one week, show total tobacco incidents per movie rose 45% between 2011 and 2012, the second year of increase after five years...