What are the economic consequences to U.S. natives of the growing diversity of American cities? Is their productivity or utility affected by cultural diversity as measured by diversity of countries of birth of U.S. residents? We document in this paper a very robust correlation: US-born citizens...

This paper uses novel, firm-level measures derived from communications metadata before and after a CEO transition in 102 firms to study if CEO turnover impacts employees' communication flows. We find that CEO turnover leads to an initial decrease in intra-firm communication, followed by a...

One explanation for insufficient use of primary care in the U.S. is a lack of trust between patients and providers - particularly along racial lines. We assess the role of racial concordance between patients and medical providers in driving use of preventive care and the implications for patient...

We study the role of physicians in driving geographic variation of US healthcare utilization. We estimate a model that separates variation in average utilization of Medicare beneficiaries due to physicians, non-physician supply side factors, and patient demand. The model is identified by...

Perhaps more than any other sector of the economy, healthcare depends on government resources. As a result, many healthcare systems rely on the use of government monopsony power to decrease spending. The United States is a notable exception, where prices in large portions of the healthcare...

Estimating medical care productivity is a central economic challenge. This paper develops a satellite account for the US health sector that appropriately measures health care productivity and applies that to the elderly population between 1999 and 2012. The central output of the satellite...

Most US mergers are not reported to the government on the basis of their size, which can effectively exempt them from antitrust scrutiny, thereby leading to anticompetitive behavior. This paper studies premerger notification exemptions in the US dialysis industry. Over two decades, dialysis...

Conventional wisdom often holds that the healthcare sector fares better than other sectors during economic downturns. However, little research has examined the relationship between local economic conditions and healthcare employment. Understanding how the healthcare sector responds to economic...