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Research

  • Did COVID-19 Restrictions on Restaurants and Bars Save Lives?

    COVID-19 restrictions on restaurants, bars, gyms and salons were among the most controversial and the last to be lifted. A new study looks at whether closures, capacity restrictions, and other limits on these businesses actually lowered the death rate.

    Blooms Tavern in New York City in May 2021. Photo: Nina Westervelt/Bloomberg via Getty Images.
  • Video: Identifying with a Team Helps Prevent Stress and Burnout among Healthcare Workers

    A Yale study conducted in the early days of the COVID-19 pandemic found that feeling like part of a team reduced reported stress and burnout—an insight with implications for how any kind of organization can weather a crisis.

    A group of healthcare workers preparing for surgery
  • Century-Old Harvard Records Show How Social Connections Help the Elite

    A study co-authored by Yale SOM’s Seth Zimmerman, drawing on a trove of archival student records, suggests that membership in exclusive clubs propelled students from the top prep schools to higher incomes, while good grades did little to lift other students into the top-earning tier.

    A group portrait of students from 1930 in academic robes
  • Social Media Is Addictive. Do Regulators Need to Step In?

    Yale SOM’s Fiona Scott Morton and her co-authors argue that smarter and more robust antitrust enforcement can help, by making room for new social media platforms that promote themselves as healthier alternatives.

    An illustration of someone reaching through a smartphone screen and reaching for likes and other social media icons
  • Does the Location of a Hospital Room Affect Quality of Care?

    Using data from infrared location tracking tags, Yale SOM’s Lesley Meng and her co-authors determined that nurses visit rooms that are farther from the nurses station less frequently, but for longer.

    A nurse standing outside a hospital room
  • Now It’s Personal: How Knowing an Ad Is Targeted Changes Its Impact

    A consumer’s knowledge that an advertisement has been tailored to their interests changes how they respond, according to a new study co-authored by Yale SOM’s Jiwoong Shin. Firms evaluating marketing strategies should factor consumers’ inferences about targeted ads into their advertising decisions, Shin says.

    An illustration of a bald man looking at an ad for a hair growth product that includes a version of himself with hair
  • Study in Bangladesh Identifies Keys to Encouraging Mask-Wearing

    A team of researchers, including Yale SOM’s Jason Abaluck and Mushfiq Mobarak, tested multiple methods for encouraging use of masks in Bangladesh and identified a group of simple interventions that tripled usage.

    A shopkeeper in Bangladesh wearing a mask provided as part of the study 
  • The American Jewish Community Will Look Different in 50 Years

    A new study by Yale SOM’s Edieal Pinker finds that in the coming decades, the more liberal Reform and Conservative denominations will shrink and the number of Jews identifying as Orthodox will grow.

    Temple Emanu-El, New York City's oldest Reform congregation.
  • Study: Margin Trading Causes Stock Prices to Drop in Concert

    During financial crises, stocks tend to fall together more than they should. A new study co-authored by Yale SOM’s Heather Tookes suggests that margin trading plays a substantial role in driving this downward spiral.

    Mumbai's BSE stock exchange on March 9, 2020, as the COVID-19 pandemic sparked a plunge in stock prices. Photo: Dhiraj Singh/Bloomberg via Getty Images.
  • Does Health Insurance Improve Individuals’ Financial Health?

    In a new paper, Yale SOM’s Paul Goldsmith-Pinkham and his co-authors find that when Americans turn 65 and start to receive health insurance through Medicare, there is a measurable decline in debt, particularly in the South and among those with the greatest debt.

    An illustration of balloons with healthcare symbols lifting a woman out of a pile of bills