combatting health care fraud. Between 2003 and 2017, Medicare spent $7.7 billion on 37.5 million regularly scheduled, non …-emergency ambulance rides for patients traveling to and from dialysis facilities, with dozens of lawsuits alleging that Medicare …

whether physicians' group affiliation matters for practice styles and patient health. Using Medicare inpatient claims data, we … who switch to groups that are less intensive. This change in Medicare spending largely stems from greater quantities of …

Medicare has increased the use of performance pay incentives for hospitals, with the goal of increasing care …

opioid mortality--each prevented opioid death was replaced with a heroin death …

utilize this natural experiment to estimate the effect of coal plant exposure on mortality and house values. Using a …

daily deaths from COVID-19 fixed, what was the impact of vaccines on cumulative mortality from COVID-19 up through June 2023 … behavioral responses to COVID-19 deaths on cumulative mortality from COVID-19 over this same time period? In answering the first … question, I find that vaccines saved 748,600 lives through June 2023. That is, without vaccines, cumulative mortality from …