We examine how mergers affect quality provision by analyzing five U.S. airline mergers, focusing on on-time performance (OTP). We find that airline mergers have minimal negative impacts on OTP, and likely result in long-run improvements due to efficiencies. Importantly, we show that this finding...

This paper develops a dynamic model of entry and exit to analyze quality choice and oligopoly market structure in the nursing home industry. The model is estimated using a hybrid two-step estimator. I find significant heterogeneity in the competitive effects across market structures: firms of...

This paper revisits the relationship between nurse staffing and quality of care in nursing homes using an instrumental variables approach. Most prior studies rely on cross-sectional evidence, which renders causal inference problematic and policy recommendations inappropriate. We exploit...

This paper examines minimum staffing requirements in the nursing home market using a unique national panel over the period from 1996-2005. It allows staffing requirements for licensed nurses and direct-care nurses to have differential impacts on the supply and quality of patient care. It finds...