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.
An audio journey of how data and analytics save lives, save money and solve problems.
Ashley Smith
Public Affairs Coordinator
INFORMS
Catonsville, MD
[email protected]
443-757-3578
Explore our resources for multiple topics including:
Moore School associate professor Pelin Pekgün was recently elected to the 2020 INFORMS Board of Directors as the vice president of membership and professional recognition.
CATONSVILLE, MD, February 6, 2020 – Product reviews and ratings have a strong impact on consumer consideration. In restaurant reviews, new research in the INFORMS journal Information Systems Research shows that location bias, based on the popularity difference between the reviewer’s hometown and the distance to their destination, can affect a reviewers online rating by as much as 11%.
According to research from the Cornell University SC Johnson College of Business, opening more supermarkets could see less food being spoiled as people purchase food more frequently in smaller quantities.
Recently I flew to D.C. to visit my family and had to get up at 4:30 a.m. to make my flight in Manchester because the next flight was way too late. Between yawns, I muttered deprecations about American Airlines all day.
It’s considered common knowledge that book reviews are a big compontent of successful marketing for an author. But a new study just added a wrinkle: The research shows that combining ebook reviews with a preview of the book itself makes viewers meaningfully more likely to buy a copy than either the review or the preview by itself.
OR/MS Today is the INFORMS member magazine that shares the latest research and best practices in operations research, analytics and the management sciences.
Access OR/MS Today Magazine
Analytics magazine showcases articles and research reports based on big data, AI, machine learning, data analytics and other new-age technologies.
Access Analytics Magazine