Property rights are undoubtedly among the most important institutions for economic efficiency. Still, by looking at reality we usually see property rights only imperfectly enforced. In this paper we identify uncertainty faced by an enforcer to be sufficient to explain this observation. This...

In this paper I develop a formal theory of campaign communications. Voters have priors about the quality of candidates' policies in the different policy issues and about the issues’ relative importance. Candidates spend time or money (TV ads, public speeches, etc.) in an effort to influence...

This paper analyzes the influence of social identity on voters' decisions. In a theoretical model, we show that social identity concerns induce a preference to vote for individuals with similar characteristics as oneselve. We then test our model's predictions using data from low information...

Political agents often attempt to influence elections through "troll farms" that flood social media platforms with messages from fake accounts that emulate genuine information. We study the ability of troll farms to manipulate elections. We show that such disinformation tactics is more effective...

This paper analyzes a contest in which defenders move first, have private information about the value of the objects they are trying to protect, and determine the observability of their defense efforts. The equilibrium consistent with the intuitive criterion depends on the distribution of...

We propose a model of political persuasion in which a biased newspaper aims to convince voters to vote for the government. Each voter receives the newspaper's report, as well as an independent private signal. Voters then exchange this information on social media and form posterior beliefs,...

We study career choice when competition for promotion is a contest. A more meritocratic profession always succeeds in attracting the highest ability types, whereas a profession with superior promotion benefits attracts high types only if the hazard rate of the noise in performance evaluation is...

My dissertation consists of three chapters, all three devoted to incentives in contests and the role of heterogeneity. Chapter 1 characterizes conditions under which introducing multiple prizes in a contest can be used to guarantee efficient incentives for the production of a public good when...