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.
With sweeping new tariffs on Chinese-made products set to take effect this summer, Americans are being urged to prepare for price hikes on everyday goods. President Donald Trump's reinstated trade policies are expected to affect a wide swath of consumer imports, including electronics, furniture, appliances, and baby gear. Retail experts are advising shoppers to act before the tariffs hit and prices rise.
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Our second of two reports explores the how businesses are and plan to use generative AI in their supply chains.
Airlines use a complex system to price their tickets. This complexity means that it is highly likely that the prices paid for most tickets on any given flight are different. Such price differences are a consequence of the hub-and-spoke system used by legacy airlines such as Delta, United and American and dynamic pricing models that squeeze every last dollar out of every seat to make it more likely for airlines to stay profitable.
BALTIMORE, MD, June 18, 2024 –
EDITOR’S NOTE: Decision Science Digest is a periodic communique highlighting recent peer-reviewed research published by INFORMS, the largest association for the decision and data sciences, across its 17 journals. This issue highlights four press releases based on the findings of new peer-reviewed articles.
BALTIMORE, MD, June 18, 2024 – Advertising has long been known to depict a virtual reality of life leading some people to expect more out of life than is practical. This is driven by idyllic imagery and storytelling, among other techniques such as an emphasis on materialism.
Millions of American families are hitting the road to start summer vacation, and ordering food on the run tends to be par for the course. It couldn’t come at a better time. Fast food joints are in the midst of a budget-meal war, offering promotions to lure customers back to their restaurants despite inflation woes and a minimum-wage increase in California and other states.
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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