Browsing HBS Scholarly Articles by Author "Yoon, Aaron"

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    • Corporate Sustainability: First Evidence on Materiality 

      Khan, Mozaffar Nayim; Serafeim, Georgios; Yoon, Aaron (2015-04-06)
      An increasing number of companies make sustainability investments, and an increasing number of investors integrate sustainability performance data in their capital allocation decisions. To date however, the prior academic ...

    • Which Corporate ESG News Does the Market React To? 

      Serafeim, Georgios; Yoon, Aaron (Informa UK Limited, 2022-01-02)
      We analyze 109,014 firm–day observations for 3,109 companies and examine market reaction to different ESG news. We find that prices react only to financially material ESG news, and the reaction is larger for news that is ...