Changing Business

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Research news from Johns Hopkins Carey Business School

Changing Business is the research newsletter of the Johns Hopkins Carey Business School faculty. Each quarterly issue explores impactful, cutting-edge research that shapes business, policy, and society.

Carey is the business school of Johns Hopkins University, America’s first academic research institution. Using an interdisciplinary approach, Carey's faculty seeks to address the world's most pressing problems by applying a diversity of expertise in analytics, leadership, finance, marketing, and strategy to numerous topics including the business of health.

In this issue


Information Systems

Business of health

Catch me if you can: Identifying fake physician reviews
Research from Professors Ritu Agarwal and Gordon Gao demonstrates a new way to fight fraud in health care reviews. Read more about their research for spotting fake reviews using large language models.



Social and societal impact

What drives consumer behavior in the metaverse?
In the metaverse, consumers strongly favor unused versions of virtual items over used versions of identical items. Read more of Associate Professor Haiyang Yang's research on consumer behavior in the metaverse.

bandi fusari


Innovation and technology

Risk and reward: New insights on 0DTE option trading
Professors Federico Bandi and Nicola Fusari examine the meteoric growth in 0DTEs, known as “zero-days-to-expiration” options. Read more about their insights for a new framework for valuing 0DTEs.

Latest research

Behavioral Tokenomics: Consumer Perceptions of Cryptocurrency Token DesignRobert Mislavsky

Trust and Health Care-Seeking BehaviorMichael Darden and Mario Macis

Portfolio Flows and Household PortfoliosAlessandro Rebucci

Pricing with Product Rollover in Advance SellingRuxian Wang

Examining cancer screening disparities by race/ethnicity and insurance groups: A comparison of 2008 and 2018 National Health Interview Survey (NHIS) data in the United StatesKevin Frick

Carey research in the news

Axios, Whistleblowers call out AI's flaws, Stacey Lee

Baltimore Business Journal, Baltimore Realtors prep for big changes after NAR settlement, Seydina Fall

Christian Science Monitor, Europe aligns with U.S. Big Tech probe, targets Apple, Alphabet, and Meta, Andrew Ching

CNBC, The market for six-figure salary hybrid jobs has crashed, Rick Smith

CNN, Baltimore’s economy has been humming. Then a bridge collapsed, Christina DePasquale

Harvard Business Review, The paradox of growing as a values-driven company, Suntae Kim

NPR, What is the new etiquette for tipping? Shubhranshu Singh

The Economist, How can firms pass on tacit knowledge? Chris Myers

Wall Street Journal, The test your side hustle must pass to be a tax deduction, Jordan Rippy

Awards and recognition

Kathleen Sutcliffe was named to AACSB’s Class of Influential Leaders for 2024. Sutcliffe received the honor for her rigorous and transformational insights into patient safety failures, commercial aviation dangers, and the best ways to build resilient teams before a crisis hits.

Upcoming Opportunities

Conference on Health IT and Analytics (CHITA) 2024
May 3-4, 2024
Johns Hopkins Bloomberg Center, Washington, D.C.
Organizers: Ritu Agarwal and Gordon Gao

Real Estate Heath Care Summit
May 8, 2024
Johns Hopkins Carey Business School. Baltimore, MD
Organizer: Seydina Fall

SMS Special Conference on Strategies for Sustainable Human Development
June 19-21, 2024
Johns Hopkins Bloomberg Center, Washington, D.C.
Organizers: Rick Smith, Colleen Stuart, and Wesley Koo

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