BALTIMORE, MD, May 13, 2025 – As communities across the United States continue to confront the devastating toll of mass shootings, new research reveals a staggering economic dimension to these tragedies. A study published in the INFORMS journal Marketing Science finds that mass shootings cause an estimated $27 billion in annual lost revenue for U.S. retailers driven by sharp declines in foot traffic, reduced transaction volume and long-term store closures.
BALTIMORE, MD, May 13, 2025 – Researchers who took a close look at loosened concealed carry laws between 2010 and 2017 have found that “Shall Issue” regulations, which remove local authority discretion on the issuance of concealed carry gun permits, contribute to a significant increase in handgun purchases. At the same time, the researchers found that in states that adopted “Permitless Carry” policies, there was no noticeable change in gun purchases.
The time has come: REAL ID will finally be implemented in less than one week, about 20 years after it was initially proposed.
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Consumers—and educators—use Facebook’s business pages to make their opinions known, and now an academic study finds that negative posts outpace the positive ones for Fortune 500 companies by a wide margin.
If you were asked to predict which industry would suffer more from the legalization of recreational marijuana, the alcohol industry or the tobacco industry, which would you choose? This was the question explored in a new article appearing in the journal Marketing Science.
Delays and disruptions in airline operations annually result in billions of dollars of additional costs to airlines, passengers and the economy. Airlines strive to mitigate these costs by creating schedules that are less likely to get disrupted or schedules that are easy to repair when there are disruptions—new research in the INFORMS journal Transportation Science has found a solution using a mathematical optimization model.
CATONSVILLE, MD, October 7, 2019 – Delays and disruptions in airline operations annually result in billions of dollars of additional costs to airlines, passengers and the economy. Airlines strive to mitigate these costs by creating schedules that are less likely to get disrupted or schedules that are easy to repair when there are disruptions—new research in the INFORMS journal Transportation Science has found a solution using a mathematical optimization model.
If only there were a way to make eating healthy more of a habit and less of chore...to turn dieting into routine and binge eating into a rarity...to practice nourishment and moderation instead of indulgence and regret. Well, there may be hope after all. New research appearing in the journal Marketing Science claims to have identified the most effective behavioral “nudges” that promote healthy eating.
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