This paper examines whether nutritional disruptions experienced during the stage of fetal development impair an individual's labor market productivity later in life. We consider intrauterine exposure to the month of Ramadan as a natural experiment that might cause shocks to the inflow of...

Improving diet quality has been a major target of public health policy. Governments have encouraged consumers to make healthier food choices and firms to reformulate food products. Evaluation of such policies has focused on the impact on consumer behaviour; firm behaviour has been less well...

What factors affect health care delivery in the developing world? Anecdotal evidence of lives cut tragically short and the loss of productivity due to avoidable diseases is an area of salient concern in global health and international development. This working paper looks at factual evidence to...

How does contagion risk affect the business cycle? We find that the presence of contagion risk significantly alters the transmission of standard macroeconomic shocks. Relative to the first-best equilibrium, the contagion externality significantly reduces the response of output to a technology...

This paper studies how wealth and health inequalities have interacted with the Covid-19 epidemic in a way that has reinforced inequalities in income, savings, epidemic risk and even individual preventive behaviors. We present in more detail two papers and their theoretical and empirical results....

The COVID-19 is having an unprecedented impact in the commercial and trade sphere globally. Businesses of all sizes are finding it difficult to operate efficiently and many struggle to meet contractual obligations. Agency is a ubiquitous concept in trade and commerce. The sudden implosion of...

Chronically ill patients currently consume a significant share of the U.S. health system's resources and are a rapidly growing segment of the overall population. Disease Management (DM) programs identify high-risk patients among the chronically ill, encourage them to take better care of...

We investigate the impact of an economic downturn on natality and birthweight for newborns when parents prefer sons. We examine South Korea, unexpectedly hit by the Asian financial crisis in 1997. For identification, we exploit regional and time variation in the crisis, focusing on women who...

Setting payment rates for providers contracted over multiple periods is a persistent challenge in government procurement. We study the dynamics of fiscal costs following the outsourcing of Medicaid provision to private health insurers by states. We focus on beneficiaries with disabilities who...

This paper investigates the role of large-outbreaks on the persistence of COVID-19 over time. Using data from 649 European regions in 14 countries, I first show that school-breaks in late February/early March (weeks 8, 9 and 10) led to large regional outbreaks of COVID-19 in the spring with the...