We propose that multinational firms learn about their profitability in a particular market by observing their performance in nearby markets. We first develop a model of firm expectations formation with noisy signals from multiple markets and derive predictions on expectations formation and...

Millions of people refuse COVID-19 vaccination. Using original data from two surveys in nine OECD countries, we analyze the determinants of anti-vax intentions in December 2020 and show that half of the anti-vax individuals were vaccinated by summer 2021. Vaccinations were more likely among...

Empirical evidence shows that the perception of information is strongly concentrated in those environments in which a mass of producers and users of knowledge interact through a distribution medium. This paper considers the consequences of this fact for economic equilibrium analysis. In...

This study examines the unintended consequences of quality disclosures, focusing on how Academy Award nominations impact consumer satisfaction in the movie industry. Awards, certifications, and nominations typically signal high quality and increase consumer expectations. Yet, if the experience...

Biased beliefs affect real-world decisions, including political solutions to societal challenges. One crucial example is environmental policy: people tend to underestimate the incentive effect of Pigouvian policies. Addressing biased beliefs at scale is then paramount. In the days leading up to...

Asymmetric information can distort market outcomes. I study how the online disclosure of information affects consumers' behavior and firms' incentives to upgrade product quality in markets where information is traditionally limited. I first build a model of consumer search with firms' endogenous...

In the third decade of the 21st century, digitization, global events, challenges from authoritarian states, and difficulties of particular democracies to function properly confront democracy with a new series of challenges and opportunities that will force it to reinvent itself. The last decades...

This paper examines how monetary expansion causes asset bubbles. When there is no monetary expansion, a bubbly asset is not created due to a hold-up problem. Monetary expansion increases buyers' money holdings, and then, dealers are willing to buy a worthless asset from sellers, in hopes of...

We investigate how heterogeneous social preferences affect the communication of painful information in social relationships. We characterize the existence conditions for a pooling equilibrium in which individuals conceal painful information because revealing the latter would signal that they are...