We study the labor market impacts of retroactively reducing felonies to misdemeanors in San Joaquin County, CA, where criminal justice agencies implemented Proposition 47 reductions in a quasi-random order, without requiring input or action from affected individuals. Linking records of...

Using data on all new admissions to California state prisons in 1986, 1990, and 1996, we find that the foreign born have a very different offense mix from native-born inmates, with foreigners much more likely to be serving time for drug offenses. We document and discuss many of the substantial...

This article investigates the determinants of the blockbuster punitive damages awards of at least $100 million. As of the end of 2008, there had been 100 such awards with an average value of $3.0 billion. The U.S. Supreme Court decision in State Farm v. Campbell suggested a single digit upper...

How law is interpreted and enforced at a particular historical moment reflects contemporary social concerns and prejudices. This paper investigates the nature of criminal sentencing in mid-nineteenth-century Pennsylvania. It finds that extralegal factors, namely place of conviction and several...

Strong sentences are common "tough on crime" tool used to reduce the incentives for individuals to participate in criminal activity. However, the design of such policies often ignores other margins along which individuals interested in participating in crime may adjust. I use California's Three...

Many violent relationships are characterized by a high degree of cyclicality: women who are the victims of domestic violence often leave and return multiple times. To explain this we develop a model of time inconsistent preferences in the context of domestic violence. This time inconsistency...

Domestic violence remains a major public policy concern despite two decades of policy intervention. To eliminate police inaction in response to domestic violence, many states have passed mandatory arrest laws, which require the police to arrest abusers when a domestic violence incident is...

We evaluate the consequences of prosecuting HIV+ people who expose others to the risk of infection. We show that the effect of aggressive prosecutions on the spread of HIV is a priori ambiguous. Aggressive prosecutions tax risky behavior and thus deter unsafe sex and limit the number of sexual...

We observe that countries where belief in the "American dream" (i.e., effort pays) prevails also set harsher punishment for criminals. We know from previous work that beliefs are also correlated with several features of the economic system (taxation, social insurance, etc). Our objective is to...

This paper contains the chapters on public enforcement of law and on criminal law from a general, forthcoming book, Foundations of Economic Analysis of Law (Harvard University Press, 2003). By public law enforcement is meant the use of public law enforcement agents -- such as police, tax...