The paper analyzes a very stylized model of crises and demonstrates how the degree of strategic complementarity in the actions of investors is a critical determinant of fragility. It is shown how the balance sheet composition of a financial intermediary, parameters of the information structure...

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...

Debates about affirmative action often revolve around fairness. Accordingly, we document substantial heterogeneity in the fairness perception of various affirmative action policies. But do these differences translate into different consequences? In a laboratory experiment, we study three...

This paper investigates how direct election regimes (à la presidential democracy) affect the selection of women into political offices compared to indirect appointment (à la parliamentary). Exploiting the staggered phase-in across Italian municipalities of a reform to the local institutional...

Building state capacity is uniquely challenging in fragile states. We report results from a randomized evaluation of a major Afghan government initiative to increase capacity by modernizing its payroll. The reform, which required teachers to biometrically register and receive salary payments via...

We develop a dynamic model in which a group collectively bargains with an external party. At each date the group makes an offer to the external party (the 'agent') in exchange for a concession. Group members hold heterogeneous preferences over agreements and are uncertain about the agent's...

A group of decision makers simultaneously make contributions towards a green fund that reduces the future probability of a climate catastrophe. We derive the theoretical predictions of the effects on contributions arising from `behavioral parameters' such as loss aversion and present-bias;...

We study out-group biases in attitudes toward refugees, and the effect of European Union (EU) immigration policies on these views, using an online survey experiment including 4,087 Italian participants. We assess attitudes using donations to a randomly assigned group: Italian victims of violence...

In the latter half of the fourth millennium BC, our ancestors witnessed a remarkable transformation, progressing from simple agrarian villages to complex urban civilizations. In regions as far apart as the Nile Valley, Mesopotamia, Central Asia, and the Indus Valley, the first states appeared...