Kevin Lewis
- Indexed articles, last 90 days
- 10
- Latest publication
- Sep 21, 2026
- Outlet visibility, for Nationalaffairs
- Top 5M sites
- Earliest in this view
- Jul 16, 2026
Latest articles
Treating Policy (opens the original)
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The No Surprises Act’s Surprises: Arbitration, Provider Network, and Insurer PricingPanle Jia Barwick et al.NBER Working Paper, September 2026 The No Surprises Act (NSA) capped patients' liability for surprise bills and established federal final-offer arbitration for insurer–provider payment disputes. Linking arbitration records to the national longitudinal provider-insurer network panel and plan design data in the ACA marketplace, we find that the NSA reduced provider network participation in t
Childish (opens the original)
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Falling Fertility: The Changing Value of Freedom, Fulfillment, and FamilyRaquel Fernández, Inés Berniell & Milagros Onofri NBER Working Paper, August 2026 Fertility has fallen in nearly all high-income countries. People also report wanting fewer children: between 2012 and 2022 the ideal number of children fell from 2.42 to 2.31 and the share of respondents intending a child within three years fell from 28 to 21 percent over a similar period. Why? Using two cross-national surveys that ask respond
Under Control (opens the original)
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Regulation and responsible innovationNicolas Figueroa, Carla Guadalupi & Jorge Lemus Journal of Law, Economics, and Organization, forthcoming Should product harms be investigated by firms via "Responsible Innovation" (RI) or by regulators? Firms can investigate potential harms early on, but only by diverting resources from innovation. Regulators, by contrast, often investigate harms after products are on the market. We characterize the efficient solution, which hinges on the firm's opportunity c
Morality Play (opens the original)
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Is a meaningless world easier to destroy? Low meaningful world belief predicts violent extremism intentionsDaniel Snook et al.Psychology of Violence, forthcoming Method: We tested for these relationships in seven studies conducted with activists for a variety of ideologies, some of whom had already endorsed or committed violence for their cause (total N = 2,245). Results: After exploring all primal world beliefs across four U.S. ideological groups, only Meaningful world belief -- the belief that
Troubled (opens the original)
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Teen Suicide and the Outcomes of Surviving PeersEmily Cuddy et al.NBER Working Paper, August 2026 Abstract:By age 17, a quarter of U.S. students have experienced a peer suicide. Using linked administrative data from South Carolina and a matched difference-in-differences design, we find that exposure to a peer's self-harm death increases the probability of a self-harm diagnosis by nearly 50% and both the incidence and frequency of mental health visits. Effects on care use and criminal behavior ar
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