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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The Covid-19 vaccine from Pfizer Inc. and BioNTech SE was authorized for use in children as young as 5 years old, the first shot that federal health regulators have permitted for them in the U.S.
When the COVID-19 pandemic hit, Leo Friedman pivoted his corporate gifting company, iPromo, to help provide his clients with needed products like masks and gloves.
The options for Americans who refuse to get vaccinated are rapidly shrinking. President Biden’s blanket COVID-19 vaccine mandate for federal workers or contractors and companies with over 100 employees means that vaccination is required for over 100 million people. Only some workers under the mandate have the alternative of weekly testing — the rest, face seeking alternative employment if they do not take the jab. Over two-thirds of unvaccinated Americans have indicated that they would quit their job rather than be vaccinated, although many more are submitting to vaccination than expected.
INFORMS, the largest association for the decision and data sciences, has awarded the 2021 Daniel H. Wagner Prize for Excellence in the Practice of Advanced Analytics and Operations Research to researchers from the University of Pennsylvania and University of Southern California for their work to deploy a national-scale targeted testing system to allocate limited testing resources in Greece to screen visitors for COVID-19 at the border. The award was presented today at the 2021 INFORMS Annual Meeting in Anaheim, Calif.
MOLINE, Ill. — October is Breast Cancer Awareness Month. A Quad Cities native delayed getting her mammogram, in part due to the pandemic, only to find out she had fast moving version of breast cancer. Now she's sharing her story in hopes other women will get their mammogram scheduled right away.
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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Analytics magazine showcases articles and research reports based on big data, AI, machine learning, data analytics and other new-age technologies.
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