This paper studies the optimal determination of deposit insurance when bank runs are possible. We show that the welfare impact of changes in the level of deposit insurance coverage can be generally expressed in terms of a small number of sufficient statistics, which include the level of losses...

We study how environmental, social and governance (ESG) investing reshapes information aggregation by prices. We develop a rational expectations equilibrium model in which traditional and green investors are informed about financial and ESG risks but have different preferences over them. Because...

Big data is revolutionizing the finance industry and has the potential to significantly shape future research in finance. This special issue contains articles following the 2019 NBER/ RFS conference on big data. In this Introduction to the special issue, we define the "Big Data" phenomenon as a...

A large amount of activity in the financial sector occurs in secondary financial markets, where securities are traded among investors without capital flowing to firms. The stock market is the archetypal example, which in most developed economies captures a lot of attention and resources. Is the...

This paper studies optimal contracting under synergies. We define influence as the extent to which effort by one agent reduces a colleague's marginal cost of effort, and synergy to be the sum of the (unidimensional) influence parameters across a pair of agents. In a two-agent model, effort...

This paper identifies a limit to arbitrage that arises from the fact that a firm's fundamental value is endogenous to the act of exploiting the arbitrage. Trading on private information reveals this information to managers and helps them improve their real decisions, in turn enhancing...

This paper reviews the theoretical and empirical literature on the different channels through which blockholders (large shareholders) engage in corporate governance. In classical models, blockholders exert governance through direct intervention in a firm's operations, otherwise known as "voice."...

This paper provides, for the first time, large-scale evidence that liquidity transformation by banks creates fragility, as their uninsured depositors face an incentive to withdraw their money before others (a so-called panic run). Such fragility manifests itself in stronger sensitivity of...

Modern information technologies have greatly facilitated timely dissemination of information to a broad base of investors at low costs. To examine their effects on the real economy, we exploit the staggered implementation of the EDGAR system from 1993 to 1996 as a shock to information...

In the decade following the financial crisis of 2008, investment funds in corporate bond markets became prominent market players and generated concerns of financial fragility. The COVID-19 crisis provides an opportunity to inspect their resilience in a major stress event. Using daily microdata,...