An AI analyst we build to digest corporate financial information, qualitative disclosure, and macroeconomic indicators are able to beat the majority of human analysts in stock price forecasts and generate excess returns compared to following human analysts. In the contest of “man vs...

A relatively new activist investor strategy is to purchase shares in the acquirer after an M&A announcement and exercise shareholder rights to change deal terms, or even to block the deal, through public campaigns. We provide new evidence on how the strategy affects target firms and activists'...

This paper presents a comprehensive analysis of mortgage delinquency using a unique loan-level dataset from a major national mortgage bank from 2004 to 2008. Our analysis highlights two major agency problems underlying the mortgage crisis: one between the bank and mortgage brokers that results...

This study provides the first large-sample empirical analysis on the characteristics, determinants, and returns from appraisal petitions during 2000-2014. We find that appraisal petitions increase from 2-3% of the eligible M&A deals in the early 2000s to around 25% of such deals in the most...

A survey of 255 papers that rely on the instrumental variable (IV) approach for identifying causal effects published in the "Big Three" finance journals reveals that IV estimates are larger than their corresponding uninstrumented estimates in about 80% of the studies, regardless of whether the...

This paper studies the long-term effect of hedge fund activism on the productivity of target firms using plant-level information from the U.S. Census Bureau. A typical target firm improves its production efficiency in the three years after an activist intervention, and the improvements are most...