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March 29, 2026Journal of Robustness Reports0 citationsOpen Access

Reanalysis of “Competition and innovation: An inverted- U relationship”

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AGAndrew Gelman

Key Points

  • The study reexamines the inverted U relationship between competition and innovation.
  • Conducted a reanalysis of existing data on competition and innovation.
  • Assessed the sensitivity of results to the assumption of a common curve across industries.
  • Confirmed the presence of an inverted U relationship.
  • Established that results fluctuate significantly based on industry-specific characteristics.

Abstract

The inverted U held up in reanalysis, but the result is sensitive to the assumption of a common curve for all industries.

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Cite This Study

Andrew Gelman (2026) studied this question.

synapsesocial.com/papers/69c8c30dde0f0f753b39da0bhttps://doi.org/10.21468/jrobustrep.4-rr1
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