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In mid-1995, a government effort to reduce the supply of methamphetamine precursors successfully disrupted the methamphetamine market and interrupted a trajectory of increasing usage. The price of methamphetamine tripled and purity declined from 90 percent to 20 percent. Simultaneously, amphetaminerelated hospital and treatment admissions dropped 50 percent(More)
OBJECTIVES We examined the public health impact of South Dakota's 24/7 Sobriety Project, an innovative program requiring individuals arrested for or convicted of alcohol-involved offenses to submit to breathalyzer tests twice per day or wear a continuous alcohol monitoring bracelet. Those testing positive are subject to swift, certain, and modest sanctions.(More)
The purpose of this article is to examine variation in resource utilization across and within patient stays in the context of Medicare's per diem payment system for hospice. Visit-level resource utilization data were linked to patient-level diagnosis and demographics covering more than 68,000 Medicare patients admitted in 2002 and 2003. Our findings suggest(More)
AIMS The addiction sciences are intrinsically multi-disciplinary, and economics is among the disciplines that offer useful perspectives on the complex behaviors surrounding substance abuse. This paper summarizes contributions economics has made in the past and could make in the future towards understanding how illegal markets operate, how prices affect use,(More)
Despite limited empirical evidence, there is growing concern that junk food availability in schools has contributed to the childhood obesity epidemic. In this paper, we estimate the effects of junk food availability on BMI, obesity, and related outcomes among a national sample of fifth-graders. Unlike previous studies, we address the endogeneity of the(More)
OBJECTIVES We investigated the extent to which racial/ethnic disparities in prison and diversion to drug treatment were explained by current arrest and criminal history characteristics among drug-involved offenders, and whether those disparities decreased after California's Proposition 36, which mandated first- and second-time nonviolent drug offenders drug(More)
We examined the relationship between parent-perceived neighborhood safety and children's physical activity, sedentary behavior, body mass, and obesity status using 9 years of longitudinal data (1999-2007) on a cohort of approximately 19,000 US kindergartners from the Early Childhood Longitudinal Study. Children's height and weight measurements and parent(More)