News Room

A collection of press releases, audio content and media clips featuring INFORMS members and their research.

New Study Reveals Economic Ripple Effects of Mass Shootings on Local Businesses
News Release

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.

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New Research Reveals Concealed Carry ‘Shall Issue’ Laws Increase Handgun Purchases, While ‘Permitless Carry’ Shows No Effect
News Release

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.

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Items to Stock Up on Before Trump's Tariffs Take Effect
Media Coverage

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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New Models Can Help Hospitals Stay Ahead of COVID-19 Surges

New Models Can Help Hospitals Stay Ahead of COVID-19 Surges

Johns Hopkins University, October 27, 2020

Coronavirus cases are trending up in a number of states, forecasting a fall surge that could push hospitals to capacity and deplete already scarce supplies. Experts worry that hospital systems in hard-hit areas may not be ready.

Maryland Mail-In Ballots at Historic Levels Before Election Day

Maryland Mail-In Ballots at Historic Levels Before Election Day

Capital News Service, October 29, 2020

This year has been a parade of unprecedented events, and the early voting in the general election is proving to be no exception. Through Thursday, more than 78 million Americans had voted. Of those early votes, more than 51 million — or approximately two-thirds — were mail ballots, according to the United States Elections Project at the University of Florida.

Plan to Detect Coronavirus in Wastewater May Help Pinpoint Contact Tracing Needs

Plan to Detect Coronavirus in Wastewater May Help Pinpoint Contact Tracing Needs

Fox News, October 29, 2020

Researchers are nearing completion of a mathematical algorithm to help pinpoint the source of coronavirus infections within sewer systems. Reports arose earlier in the pandemic of universities and cities looking to sewage for traces of the virus, to more quickly identify and isolate virus cases; each flush from an infected person sends genetic remnants of the virus into sewage systems. A company called Biobot, for instance, has worked with about 400 facilities in 42 states to map virus concentrations in sewage over time, with current data representing over 10% of the U.S. population, a spokesperson told Fox News.

Amazon Consumer Science Summit Goes Virtual

Amazon Consumer Science Summit Goes Virtual

Amazon Science, October 29, 2020

COVID-19 has caused massive disruption around the globe. That includes the myriad of science conferences held each year. With the pandemic now forcing the cancellation of nearly all in-person events, these conferences have gone virtual.

Rising Infections Complicate Rules for New York-Area Travel

Rising Infections Complicate Rules for New York-Area Travel

The Hour, October 29, 2020

Rich Collins is trapped in the maze of coronavirus-related travel restrictions in the Northeast. The Rhode Island firefighter has custody of his 5-year-old daughter every other weekend in an agreement with his ex-wife, but he can't bring her to his home because she lives in upstate New York. “The problem is, if I bring my daughter to Rhode Island for her weekend here, then when she goes back to New York — due to Rhode Island being on New York's quarantine list — she can’t go to school. She has to quarantine for 14 days," said Collins, 36, of Warwick.

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