"We measure the impact of individual managerial beliefs on corporate financing. First, managers who believe that their firm is undervalued view external financing as overpriced, especially equity. We show that such overconfident managers use less external finance and, conditional on accessing...

We show that business microloans to U.S. subprime borrowers have a very large impact on subsequent firm success. Using data on startup loan applicants from a lender that employed an automated algorithm in its application review, we implement a regression discontinuity design assessing the causal...

In July 2013, Moody's unexpectedly increased the amount of equity credit that speculative-grade firms receive for preferred stock from 50% to 100%. Firms affected by the rule change were suddenly considered less levered by Moody's even though their balance sheets did not change. These firms...