jeremy-steinsophisticated-investorsmarket-efficiencyslow-arbitragestatus-stub

Stein (2009) — Presidential Address: Sophisticated Investors and Market Efficiency

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Bibliographic info

  • Author: Jeremy C. Stein (Harvard Economics → Fed Board of Governors → Harvard)
  • Venue: Journal of Finance 64(4):1517–1548 (2009); AEA Presidential Address
  • 核心 finding: "Sophisticated investors" 持有有限风险预算, 当价格过度反应后缓慢修正; 解释截面短期反转 + 长期 momentum 的收益时间分布

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