We review an empirical literature that studies the role of social interactions in driving
economic and financial decision-making. We first summarize recent work that documents an …

Social capital—the strength of an individual's social network and community—has been
identified as a potential determinant of outcomes ranging from education to health …

We use aggregated data from Facebook to show that COVID-19 is more likely to spread
between regions with stronger social network connections. Areas with more social ties to two …

I present closed-form solutions for prices, portfolios, and beliefs in a model where four types
of investors trade assets over time: naive investors who learn via a social network,“fanatics” …

We propose a new methodology to build portfolios that hedge the economic and financial
risks from climate change. Our quantity-based approach exploits information on how mutual …

We review the recent literature on the determinants and effects of housing market
expectations. We begin by providing an overview of existing surveys that elicit housing …

A long-standing expectation is that large, dense and cosmopolitan areas support
socioeconomic mixing and exposure among diverse individuals,,,,–. Assessing this …

We use de-identified data from Facebook to construct a new and publicly available measure
of the pairwise social connectedness between 170 countries and 332 European regions. We …

We analyze a large-scale survey of small business owners, managers, and employees in
the United States to understand the effects of the COVID-19 pandemic on those businesses …

Flooding is the most costly natural disaster faced by US households, yet policymakers are
puzzled by the low take-up rates for flood insurance. Leveraging novel transaction-level …