We study criminal incentives exploiting the devastating shock of the 1995 Kobe earthquake. Evidence shows that the earthquake decreased burglaries but left other crime types unaffected. The effect stays significant even after controlling for unemployment, policing and income. We corroborate this...

We analyze the disparate effects of a recent California sentencing reform on the arrest, booking, and incarceration rates experienced by California residents from different racial and ethnic groups. In November 2014 California voters passed state proposition 47 that redefined a series of felony...

The empirical literature testing the economic theory of crime has extensively studied the relative importance of the probability and the severity of punishment with reference to planned criminal activities. There are, however, also unplanned crimes and in this paper we focus on a very serious...

We evaluate whether California's state proposition 47 impacted state violent and property crime rates. Passed by the voters in November 2014, the proposition redefined many less serious property and drug offenses that in the past could be charged as either a felony or misdemeanor to straight...

The present paper reports the results of an experiment which studied the effects of parents' marital status (divorced or non-divorced) and psychological counseling (administered or not) on the honesty level of kindergarten children. Data on marital status and psychological counseling was...

Many countries have reduced refugee admissions in recent years, in part due to fears that refugees and asylum seekers increase crime rates and pose a national security risk. Existing research presents ambiguous expectations about the consequences of refugee resettlement on crime. We leverage a...

Social network analysis can help us understand more about the root causes of delinquent behavior and crime and provide practical guidance for the design of crime prevention policies. To illustrate these points, we first present a selective review of several key studies and findings from the...

The spillover effect of cigarette taxes on youth marijuana use has been the subject of intense public debate. Opponents of cigarette taxes warn that tax hikes will cause youths to substitute toward marijuana. On the other hand, public health experts often claim that because tobacco is a...

We study the impact on road safety of one-day massive speed limit monitoring operations (SLMO) accompanied by media campaigns that announce the SLMO and provide information on the dangers of speeding. Using register data on the universe of police reported accidents in a generalized...

Many empirical studies have examined various determinants of crime. However, the link between crime and air pollution has been surprisingly overlooked despite several potential pathways. In this paper, we study whether exposure to ambient air pollution affects crime by using daily administrative...