Sex ratios (males to females) rose markedly in China in the last two decades, and crime rates nearly doubled. This paper examines whether the two are causally linked. High sex ratios imply fewer married men, and marriage has been conjectured to be a socializing force. Our paper exploits the...

Goldin and Katz [2002], in an influential paper, argued that giving unmarried minors access to the contraceptive Pill was instrumental for women's professional advancement, because such access allowed marriage to be postponed. However, by 1960, married women could get the Pill and thence it is...

In 1980, housing prices in the main US cities rose with distance to the city center. By 2010, that relationship had reversed. We propose that this development can be traced to greater labor supply of high-income households through reduced tolerance for commuting. In a tract-level data set...

Crime rates almost doubled in China between 1992 and 2004. Over the same period, sex ratios (males to females) in the crime-prone ages of 16-25 years rose sharply, from 1.053 to 1.093. Although scarcity of females is commonly believed to be a source of male antisocial behavior, a causal link has...

Goldin and Katz [2002], in an influential paper, argued that giving unmarried minors access to the contraceptive Pill was instrumental for women's professional advancement, because such access allowed marriage to be postponed. However, by 1960, married women could get the Pill and thence it is...