​WHAT'S NEW

• New!   "Index Design: Hedging and Manipulation" (joint with Robert Jarrow) April 2021​

• New!   "Media Trading Groups and Short Selling Manipulation--Are Media Groups Efficiency Enhancing or Reducing?" (joint with Robert Jarrow) March 2021​

• "Government Guarantee, Information Acquisition and Credit Rating Informativeness: Theory and Evidence from China" (joint with Fang, Luo and Wang) August 2020

• Revised paper posted: "Concavity, Stochastic Utility and Risk Aversion", Finance and Stochastics, 2021, 25, 311-330.

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