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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After the U.S. shot down a "high-altitude object" hovering above Alaska's waters on Feb. 10 and a confirmed Chinese spy balloon the week prior, it's unclear what these actions mean for the U.S.-China medical supply chain.
BALTIMORE, MD, February 13, 2023 – Two INFORMS members have been elected to the National Academy of Engineering (NAE). Donald Goldfarb is an Alexander and Hermine Avanessians Professor of Industrial Engineering and Operations Research at Columbia University and David Simchi-Levi is a Professor of Engineering Systems and core faculty in the Institute of Data, Systems and Society at Massachusetts Institute for Technology.
Concerns are mounting among policymakers and utility companies amid the impact of severe weather on the nation's electrical grids. In recent months, electrical grids in Texas have been tested to the point of near failure. So it seems like perfect timing that new research in the INFORMS journal Management Science identifies a new method that provides the best way to utilize "direct load control contracts" to mitigate electricity demand surges, increase grid reliability and reduce electricity cost. All of this right down to the individual household.
Chinese American physicist Xiaoxing Xi is still haunted by the memory of an early morning in 2015, when a group of FBI officers surrounded his home in Pennsylvania.
BALTIMORE, MD, February 9, 2023 – According to a new study, changing the response plans for fire and emergency service personnel is proving to have top-dollar savings. New research in the INFORMS journal Manufacturing & Service Operations Management finds that pooling resources to have cross-trained fire-medics respond to both emergency medical calls and fire incidents, rather than having firefighters respond to fires and emergency medical personnel respond to medical incidents, can save more than $3 million a year.
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