This paper explores the manner in which the structure of a social network constrains the level of inequality that can be sustained among its members. We assume that any distribution of value across the network must be stable with respect to coalitional deviations, and that players can form a...

In this contribution, at first, we introduce a basic network framework to study pyramidal structures and wedges between ownership and control of companies. Then, we apply it to a dataset of 53.5 million of companies operating in 208 countries. Among others, we detect a strong concentration of...

The article explores the implications of natural resource scarcity in terms of global cooperation and trade. We investigate whether there exist stable international long-term agreements that take into account the disparities between countries in terms of geological endowments and productive...

This paper compares the Kyoto Protocol and the Paris Agreement in the dynamic game of Battaglini and Harstad (2016). The asymmetric Nash solution of this game reflects the Paris Agreement, whereas the symmetric Nash solution reflects the Kyoto Protocol. In a large set of economies, the Kyoto...

We provide a general framework for the analysis of the dynamics of institutional change (e.g., democratization, extension of political rights, or repression of different groups), and how these dynamics interact with (anticipated and unanticipated) changes in the distribution of political power...