Two types of interventions are commonly implemented in networks: characteristics
interventions, which influence individuals' intrinsic incentives, and structural interventions …

Local interactions and network structures appear to be a prominent feature of many
environmental problems. This paper discusses a wide range of issues and potential areas of …

We study friendship networks under the assumption that people are constrained to build the
qualities of their relations. We investigate the connection between (exogenous) assortative …

We study moral hazard in teams with peer pressure, where agents embedded in a social
network choose effort levels while facing pressure from neighbors. Peer pressure imposes …

This paper studies processes of integration and segregation using a connections model in
which individuals form valuable links that also entail a cost. Individuals belong to two …

We study friendship networks under the assumption that agents are constrained in their
efforts to build up links. Using a fairly general model, we investigate the relation between the …

This thesis is an integration of research contributions on social networks and economic
behaviors. The central recurring theme is showing how network structures affect individuals' …

This paper studies processes of integration and segregation using a connections model in
which individuals form valuable links that also entail a cost. Individuals belong to two …

Smoking, like many health-related behaviors, has" social" aspects. The smoking habits of my
neighbors are likely to shape my own smoking habits, due to what is known in economics as …