Abstract I examine the sharing economy using a contractual approach pioneered by Cheung (1969, The Theory of Share Tenancy: With Special Application to Asian Agriculture and the First Phase of Taiwan Land Reform . Chicago: Chicago University Press). Progress in information technology that...

This paper examines how international politics affects trade in the absence of empires or wars. We first show that deterioration of relations between the United States and another country, measured by divergence in their United Nations General Assembly voting patterns, reduced U.S. imports from...

This paper presents a theory of competition for political leadership between incumbent leaders and their challengers in which the possible equilibrium political market structures range from pure monopoly (unchallenged dictatorship) to perfectly competitive (ideal democracy). Leaders are...

Political competitiveness - which many interpret as the degree of democracy - can be modeled as a monopolistic competition. All regimes are constrained by the threat of "entry," and thereby seek some combination of popular support and political entry barriers. This simple model predicts that...

This paper re-examines the effect of oil wealth on political violence. Using a unique historical panel dataset of oil discoveries, we show that simply controlling for country fixed effects removes the statistical association between the value of oil reserves and civil war onset. Other...