Adequate wages are an important tool to shield public officials from special interests and corruption. But what is the equilibrium effect of higher wages in the presence of criminal pressure groups, who use both bribes and violence? By means of a regression discontinuity design, we show that an...

The lack of universal deposit insurance coverage can create liquidity risk during financial crises. This aspect of deposit insurance is hard to test in modern data because of the broad coverage of most systems. We, therefore, study the role that the U.S. Postal Savings System played in...

Building and Loan Associations (B&Ls) financed over half of new houses constructed in the U.S. during the 1920s but they lost their predominance within the following decades as they were pushed to convert into Savings and Loans (S&Ls). This study examines whether the U.S. government-insured...

A primary rationale for public provision of K-12 education and state financing of school spending is that education fosters civic engagement and the development of social capital. However, limited evidence exists on whether and how school spending affects civic engagement. Virtually all studies...

Libraries have traditionally provided free communal access to books, facilitated by the first sale doctrine's (FSD) guarantee that libraries may purchase physical books at consumer prices. Increasingly restrictive ebook access terms may imperil libraries, and we compare the welfare cost of...

The nonprofit sector's ability to absorb increases in labor costs differs from the private sector in a number of ways. We analyze how nonprofits are affected by changes in the minimum wage utilizing data from the Bureau of Labor Statistics and the Internal Revenue Service, linked to state...

Canonical models of crime emphasize economic incentives. Yet, causal evidence of sorting into criminal occupations in response to individual-level variation in incentives is limited. We link administrative socioeconomic microdata with the universe of arrests in Medellín over a decade. We...

Gangs govern millions worldwide. Why rule? And how do they respond to states? Many argue that criminal rule provides protection when states do not, and that increasing state services could crowd gangs out. We began by interviewing leaders from 30 criminal groups in Medellin. The conventional...

The Ku Klux Klan reached its heyday in the mid-1920s, claiming millions of members. In this paper, we analyze the 1920s Klan, those who joined it, and the social and political impact that it had. We utilize a wide range of newly discovered data sources including information from Klan membership...

Why does illegal trade often flourish without formal enforcement, but sometimes fail? Why do illegal trade-reducing policies often fail? Why do States often appear to tolerate illegal trade? A model of trade with cops and robbers provides answers. `Safety in numbers' is a key element: the...