The focus of tournament models has been rank-order compensation schemes whereby participants receive higher payments for higher relative performance, either incrementally or winner-takes-all. Our research focuses on a unique tournament that offers rewards for both winning and losing,...

In 1998, 46 states and the four major tobacco companies signed the Master Settlement Agreement (MSA), which stipulated that the tobacco companies pay states $206 billion over 25 years and take steps to reduce youth smoking. The remaining states settled separately. We sought to determine the...

We present an agent-based model of weight choice and peer selection that simulates the effect of peer selection on social multipliers for weight loss interventions. The model generates social clustering around weight through two mechanisms: a causal link from others’ weight to an individual's...

Centralization of cardiac services can increase hospital surgery volumes and decrease access for patients. This study estimates the effects of changes in the regulation of cardiac services on treatments, mortality, and utility. Demand for surgery services by heart attack victims who form...

Efforts to regionalize cardiac services can increase access costs for patients. This study is the first to quantify this trade off by estimating a demand model for surgery services that is used simulate the effect of centralization of cardiac services on hospital and treatment choices. The model...