Costello Research Corporate Finance

Since 2008, the meteoric rise of index funds has produced extreme consolidation of corporate ownership. So far, the outcomes for firms are a mixed bag.

We know from prior research that savvy investors respond to ESG data. But a pair of finance professors have discovered perhaps the most lucrative wrinkle in this strategy.

The 2008 financial crisis cast a pall of pessimism over veteran CEOs that took three years to lift. David Koo, assistant professor of accounting, has found that memories of past recessions, triggered by recent ones, can weigh on chief executives’ decisions, literally for years.

Under the supervision of Costello professor Derek Horstmeyer, student-driven research insights are raising eyebrows among employers—and readers of major newspapers.

Fake trades engineered to juice an exchange’s numbers have been a part of bitcoin exchanges since the beginning, finds a George Mason finance prof.

George Mason senior associate dean and associate professor of accounting, JK Aier's prizewinning paper shows how firms can benefit from executive roles that strategically bridge the board and management.

Mason finance professor Lei Gao, finds a “precautionary effect” at work in the minds of Republican-supporting CEOs, leading to more frequent and accurate earnings forecasts. 

Analysts and top executives are usually not on the same page –or even reading the same book.

Financially troubled U.S. hospitals are petitioning for more support from the federal government, but handouts won’t fix the underlying problem.

Kelly Wentland, an accounting professor at the George Mason University School of Business, recently published a paper in Management Science that further specifies and quantifies firm response to tax uncertainty.