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Publications

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  • All HBS Web  (16)
    • News  (2)
    • Research  (11)
  • Faculty Publications  (4)

Show Results For

  • All HBS Web  (16)
    • News  (2)
    • Research  (11)
  • Faculty Publications  (4)
Page 1 of 16 Results
  • Forthcoming
  • Article

Passive Ownership and Price Informativeness

By: Marco Sammon
I show that passive ownership negatively affects the degree to which stock prices anticipate earnings announcements. Estimates across several research designs imply that the rise in passive ownership over the last 30 years has caused the amount of information... View Details
Keywords: Passive Ownership; ETFs; Market Efficiency; Price; Investment Funds; Stocks; Communication
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Sammon, Marco. "Passive Ownership and Price Informativeness." Management Science (forthcoming). (Pre-published online September 17, 2024.)
  • 23 Nov 2010
  • News

Resolve an Ownership Dispute in a Family Business

    Marco Sammon

    Marco Sammon is an assistant professor in the Finance Unit at Harvard Business School. He teaches FIN2 in the required curriculum.

    His research is focused on asset pricing. Currently, he is working on several projects regarding the factors that affect the... View Details

      ‘Passive’ Index Fund Leaders Push for Shareholder Reforms

      The evolving power relationship between index fund managers and investors focused on management change. Index funds are the major shareholders in many large- and medium-sized public companies, but their passive investment nature offers few checks on... View Details
      • 30 Jan 2017
      • Research & Ideas

      Vanguard, Trian And The Problem With 'Passive' Index Funds

      in index funds while $310 billion exited actively managed funds. But have they become too popular? Researchers and analysts are increasingly concerned that managers in companies with a large number of passive fund investors can too easily... View Details
      Keywords: by Michael Blanding; Financial Services
      • July 2020
      • Case

      Driving Transformation at the Majid Al Futtaim Group

      By: Suraj Srinivasan and Esel Çekin
      The case opens with Alain Bejjani, CEO of Majid Al Futtaim (MAF) Holding, anticipating on the Group’s next phase in the multi-year transformation journey and reflecting on the initiatives he implemented to create the Group’s growth-oriented culture. Founded in 1995,... View Details
      Keywords: Transformation; Organizational Change and Adaptation; Organizational Culture; Growth and Development Strategy; Retail Industry; United Arab Emirates; Middle East; Dubai
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      Srinivasan, Suraj, and Esel Çekin. "Driving Transformation at the Majid Al Futtaim Group." Harvard Business School Case 121-002, July 2020.
      • 12 Nov 2001
      • Research & Ideas

      The Three Components of Family Governance

      both genders, in-laws, actives and passive owners, hometown and geographically distant relatives. The family council typically meets a few times each year for one or two days each time. Most families reimburse family council members for... View Details
      • Web

      Curriculum - Business & Environment

      that modern society was having on the environment, Ashley Telkes had always tried to be cognizant of her own impact on the environment and to take reasonable steps to mitigate her own effects. Having already implemented a number of View Details
      • 01 Mar 2018
      • News

      Case Study: On the Record

      “rush” brand! —Clyde Ensslin (MBA 1984) Consumers seem to discover music digitally and purchase vinyl records for tangible ownership and connections. Thus, sensitivity to an additional two-week time lag is probably not high. Because the... View Details
      Keywords: April White
      • 07 Apr 2008
      • Research & Ideas

      The Debate over Taxing Foreign Profits

      taxes, and this effectively reduces the tax burden on foreign profits. But, to receive the benefits of deferral, Cummins must reinvest the profits in active businesses as opposed to passive portfolio assets. Finally, a number of... View Details
      Keywords: by Sean Silverthorne
      • 24 Aug 2010
      • First Look

      First Look: August 24

      achieved higher profits when employees were passive (proactive). Study 2 constructively replicates these findings in the laboratory: passive (proactive) groups achieved higher performance when leaders acted... View Details
      Keywords: Sean Silverthorne
      • 28 Aug 2017
      • Research & Ideas

      Should Industry Competitors Cooperate More to Solve World Problems?

      Source: Cecilie_Arcurs George Serafeim has a startling suggestion to fix the world’s biggest environmental, social, and governance (ESG) problems such as water pollution, deforestation, and wealth inequality: encourage companies within industries to do less competing... View Details
      Keywords: by Sean Silverthorne; Financial Services; Manufacturing; Agriculture & Agribusiness; Mining
      • 14 Oct 2002
      • Research & Ideas

      The Widening Rift Between Corporations and Society

      processes of production and distribution. This was a massive innovation over the older model of a single owner who tried to oversee everything. Under managerial capitalism, ownership became dispersed, but control remained concentrated in... View Details
      Keywords: by Martha Lagace
      • 19 Feb 2019
      • First Look

      New Research and Ideas, February 19, 2019

      the table in their insurance-plan choices, sometimes thousands of dollars. This is true both when consumers make active choices (e.g., they do not have a default plan) and when they make passive choices (e.g., they have a default plan).... View Details
      Keywords: Sean Silverthorne
      • 17 Apr 2012
      • First Look

      First Look: April 17

      with the conditioned odor, participants were found to be (i) more creative and (ii) better able to select their most creative idea than participants who had been exposed to a control odor or no odor while sleeping. These findings suggest that we do not have to View Details
      Keywords: Carmen Nobel
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