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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Laura McLay, an associate professor of industrial and systems engineering at the University of Wisconsin-Madison and INFORMS vice president of marketing, provides insight on the scientific and analytical perspective that can help minimize the frustration of airport lines.
After attending several INFORMS conferences and recognizing the opportunities that they provide for communicating and collaborating with peers, a group of graduate students at the University of Wisconsin-Madison established an INFORMS student chapter on campus.
“Being a part of INFORMS is a really good opportunity to step back from what you’re doing specifically in your research, and learn about what other students are doing, learn new methods, and be social with other graduate students,” said Erkin Otles, an industrial and systems engineering graduate student.
Arizona State University, a leader in engineering education, honors [INFORMS member] Ron Askin for his role as a dedicated, driving force behind ASU’s rise and recognition.
The Grado Department of Industrial & Systems Engineering (ISE) honored three distinguished alumni, including [INFORMS member] Dr. Janis P. Terpenny, for her contributions as an academic in the analytics and operations research industry.
Data scientists from PROS, the revenue and profits realization company, showcased the new application of operations research methodology for the airline industry at the AGIFORS Revenue Management Conference.
OR/MS Today is the INFORMS member magazine that shares the latest research and best practices in operations research, analytics and the management sciences.
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