Costello College of Business Faculty Research

  • August 17, 2026

    When crowdfunding platform Kickstarter started allowing creators to put environmental pledges front and center, George Mason University accounting professor Yi Cao saw a unique opportunity. His co-authored research shows how “going green” turned out to be an impactful business choice with financial, operational and, yes, environmental implications for entrepreneurs and customers.

  • July 24, 2026

    How fast is too fast to reply to a prospective employer? Wrong question, argues George Mason University management professor Einav Hart. Across several settings and contexts, Hart and her co-authors found that once a hiring manager is interested enough to reach out, even the slightest delay in responding could harm your chances.

  • July 16, 2026

    The best way to resolve a consumer’s doubts about electric cars is to let them drive one for a day or two. But Ioannis Bellos and Hang Ren, professors in the information systems and operations management area at George Mason University, argue that extended test drives can sometimes do more harm than good, for both profits and the planet.

  • June 17, 2026

    The widely used machine-learning technique known as LASSO relegates smaller market events to an ignored “inactive zone”. How can that be a good thing for ambitious asset traders? Bo Hu, assistant professor of finance, explores the logic (and illogic) behind LASSO’s popularity and power.

  • June 10, 2026

    A real-world experiment found that when men on matching platforms were shown only the women whose profiles fit established cultural criteria, it improved outcomes for women without harming men, says Sabari Rajan Karmegam, assistant professor of information systems and operations management at Costello College of Business.

  • June 3, 2026

    How do “blind box” products like the Labubu make money? Zhechao Yang, assistant professor of information systems and operations management, has co-authored a paper that breaks down the “win-win-win” at the center of this trendy selling strategy.

  • May 4, 2026

    Management professor Kevin Rockmann’s research concerns the often-ignored, multifaceted value of workplace relationships. In a recent executive education course at Costello College of Business, Rockmann put his findings into action, with strongly positive results for a leading company.

  • May 1, 2026

    In-process work by Jingyuan Yang, a professor of information systems and operations management at George Mason University, suggests that downward redistribution of high-value opportunities can increase performance outcomes as well as fairness.

  • April 16, 2026

    Bridging the information gap between HQ and the local level is one of the main challenges for consolidated companies. In a forthcoming paper in Management Science, Barbara Su, assistant professor of accounting at Costello, explores how multi-bank holding companies rely on internal accounting information as a complement to financial performance, to help them make intramural investment decisions.

  • March 20, 2026

    Technological advancements and the dynamics of the platform economy make rooting out fraud more complicated than it may seem.