"Exit, Tweets, and Loyalty" abstract Hirschman’s Exit, Voice, and Loyalty highlights the role of “voice” in disciplining firms for low quality. We develop a formal model of voice as a relational contact between firms and consumers and show that voice is more likely to emerge in concentrated markets. We test this model using data on…

"Pricing Network Eects: Competition"

"Pareto Improvements in the Contest for College Admissions"

"Do pollution offsets offset pollution? Evidence from the Clean Development Mechanism in India" Abstract We examine the impact of low-cost imports on firms’ propensity to engage in material-saving (’clean’) innovation and product innovation using a dataset that combines firm-level international trade data with self-reported innovation data for around 9,000 French companies observed from 1998 to…

"Provider Incentives and Health Care Costs: Evidence from Long-Term Care Hospitals"

"The Welfare Cost of Perceived Policy Uncertainty: Evidence from Social Security"

"The Demand for Season of Birth" Abstract We study the determinants of season of birth, for white married women aged 20-45 in the US, using birth certificate and Census data. We also elicit the willingness to pay for season of birth through discrete choice experiments implemented on the Amazon Mechanical Turk platform. We document that the probability…

"Reservation wages and the wage flexibility puzzle"

"Equilibria in Transportation Games with Road Pricing" abstract As congestion pricing is becoming increasingly popular as a solution to traffic congestion in many parts of the world, one issue is how it affects the location of commercial activities. If a cordon charge is constructed around a city center, as in London and Stockholm, for example,…

"A clash of generations? Increase in retirement age and labour demand for youth" Note: this seminar is on Monday

"All Together Now: Integration, Delegation and Management" abstract Abstract Little is known theoretically, and even less empirically, about the relationship between firm boundary choices and the allocation of decision rights within firms. We develop a model in which firms choose which suppliers to integrate, whether to delegate decisions to integrated suppliers or keep them centralized,…

"Estimating Equilibrium in Health Insurance Exchanges: Price Competition and Subsidy Design under the ACA" Abstract To design premium subsidies in a health insurance market it is necessary to estimate consumer demand and study how different subsidy schemes affect insurers’ incentives. Combining data from the Californian ACA marketplace with a model of insurance demand and insurers’…