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  • July 2007
  • Article

Earnings Announcement Premia and Limits to Arbitrage

By: Daniel Cohen, Aiyesha Dey, Thomas Lys and Shyam Sunder
We examine the factors underlying the presence of earnings announcement premia. We find that the premia persist beyond the sample period examined in prior studies (ending in 1988), although they decline in magnitude after 1988. Further, premia are lower on the expected... View Details
Keywords: Business Earnings; Announcements; Corporate Disclosure
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  • September 2017
  • Article

It Doesn't Hurt to Ask: Question-asking Increases Liking

By: K. Huang, M. Yeomans, A.W. Brooks, J. Minson and F. Gino
Conversation is a fundamental human experience, one that is necessary to pursue intrapersonal and interpersonal goals across myriad contexts, relationships, and modes of communication. In the current research, we isolate the role of an understudied conversational... View Details
Keywords: Question-asking; Liking; Responsiveness; Conversation; Natural Language Processing; Interpersonal Communication; Behavior
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  • January 2012 (Revised April 2015)
  • Case

India 2014: The Challenges of Governance

By: Lakshmi Iyer and Richard H. K. Vietor
In January 2012, the government of India faced significant challenges to achieving three key objectives of high growth, inclusive development, and improved governance. The economy was experiencing a growth slowdown, persistently high inflation, and infrastructure and... View Details
Keywords: Governance; Government and Politics; Problems and Challenges; Economic Growth; India
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  • Forthcoming
  • Article

The Rise of Remote Work: Evidence on Productivity and Preferences from Firm and Worker Surveys

By: Alexander Bartik, Zoë Cullen, Edward L. Glaeser, Michael Luca and Christopher Stanton
Drawing on surveys of small business owners and employees, we present three main findings about the evolution of remote work after the onset of COVID-19. First, uptake of remote work was abrupt and widespread in jobs suitable for telework according to the task-based... View Details
Keywords: COVID-19; Remote Work; Health Pandemics; Jobs and Positions; Demographics; Surveys
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  • 30 May 2020
  • News

HBS Stands Together

  • 2007
  • Chapter

Legal Origin vs. the Politics of Creditor Rights: Bond Markets in Brazil, 1850-2002

By: Aldo Musacchio
This paper explores the question: Do institutions persist over time and determine current economic outcomes? Specifically, does the adoption or inheritance of a legal tradition in the past determine the subsequent course of institutional and financial development? This... View Details
Keywords: History; Rights; Common Law; Code Law; Financial Markets; Credit; Economy; Government and Politics; Financial Services Industry
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  • Research Summary

Competitive Strategy

Anita M. McGahan and Michael E. Porter and are completing a series of statistical papers on the sources of company and industry profitability. Based on a large new database on the profitability of U.S. business segments between 1981 and 1994, their research examines... View Details
  • 9 Nov 2021
  • Interview

How to Build Psychological Safety in Your Workplace with The Fearless Organization Author, Amy C. Edmondson

By: Amy C. Edmondson and Dominic Monkhouse
If you want to be better at leading a team. If you want to know how to lead a good decision making process. Or how to engage and inspire people to bring their full self to work, don’t miss Amy Edmondson, Harvard Business School professor and author of The Fearless... View Details
Keywords: Psychological Safety; Organizational Culture; Groups and Teams; Decision Making; Motivation and Incentives
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  • 15 Oct 2019
  • News

Level of campus sexual violence largely unchanged, survey says

  • September–October 2017
  • Article

Why Do We Undervalue Competent Management?: Neither Great Leadership Nor Brilliant Strategy Matters Without Operational Excellence

By: Raffaella Sadun, Nicholas Bloom and John Van Reenen
A recurring message in business education is that you can’t compete on the basis of management processes because they’re easily copied. Operational effectiveness is table stakes in the competitive universe, it is often assumed, and thus cannot serve as a sustainable... View Details
Keywords: Management; Management Analysis, Tools, and Techniques; Management Practices and Processes; Performance Effectiveness
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  • 23 Dec 2019
  • News

The gender gap in self-promotion

  • 25 Oct 2018
  • News

This big factor is at the heart of political protests all over Middle East

  • January 2010 (Revised November 2012)
  • Case

Savage Beast (A1)

By: Noam Wasserman and LP Maurice
For several months, things had been spiraling downwards at Savage Beast, the music-recommendation company started three years before by Tim Westergren. The company's founder-CEO recently left due to pressures both at home and within the venture. Dozens of investors... View Details
Keywords: Business Exit or Shutdown; Business Startups; Entrepreneurship; Venture Capital; Financing and Loans; Lawsuits and Litigation; Management Teams; Partners and Partnerships
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  • July 1999
  • Article

Analysts' Forecast Accuracy: Do Ability and Portfolio Complexity Matter

By: Michael B. Clement
Prior studies have identified systematic and time persistent differences in analysts’ earnings forecast accuracy, but have not explained why the differences exist. Using the I/B/E/S Detail History database, this study finds that forecast accuracy is positively... View Details
Keywords: Analysis; Forecasting and Prediction; Performance Evaluation; Experience and Expertise
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  • 2021
  • Working Paper

Whose Job Is It Anyway? Co-Ethnic Hiring in New U.S. Ventures

By: Sari Pekkala Kerr and William R. Kerr
We explore co-ethnic hiring among new ventures using U.S. administrative data. Co-ethnic hiring is ubiquitous among immigrant groups, averaging about 22.5% and ranging from <2% to >40%. Co-ethnic hiring grows with the size of the local ethnic workforce, greater... View Details
Keywords: Hiring; Job Creation; E-Verify; Immigration; Selection and Staffing; Ethnicity; Entrepreneurship
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  • Article

Job Loss, Credit and Crime in Colombia

By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Christian Posso and Jorge Tamayo
We investigate the effects of job displacement, as a result of mass layoffs, on criminal arrests using a matched employer-employee-crime dataset from Medellín, Colombia. Job displacement leads to immediate and persistent earnings losses and higher probability of arrest... View Details
Keywords: Job Displacements; Job Cuts and Outsourcing; Crime and Corruption; Credit; Colombia; Medellín
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  • 2020
  • Working Paper

Job Loss, Credit and Crime in Colombia

By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Christian Posso and Jorge Tamayo
We investigate the effects of job displacement, as a result of mass layoffs, on criminal arrests using a matched employer-employee-crime dataset from Medellín, Colombia. Job displacement leads to immediate and persistent earnings losses and higher probability of arrest... View Details
Keywords: Job Displacements; Job Cuts and Outsourcing; Crime and Corruption; Credit; Colombia; Medellín
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  • April 2014
  • Article

Awards Unbundled: Evidence from a Natural Field Experiment

By: Nava Ashraf, Oriana Bandiera and Scott S. Lee
Organizations often use non-monetary awards to incentivize performance. Awards may affect behavior through several mechanisms: by conferring employer recognition, by enhancing social visibility, and by facilitating social comparison. In a nationwide health worker... View Details
Keywords: Social Comparison; Awards; Optimal Expectactions; Zambia; Status and Position; Performance Expectations; Motivation and Incentives; Health Care and Treatment; Health Industry; Zambia
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  • 18 Aug 2016
  • Working Paper Summaries

Immigrant Entrepreneurship

Keywords: by Sari Pekkala Kerr and William R. Kerr
  • Article

Inflation and Taxes in a Growing Economy with Debt and Equity

By: M. Feldstein, Jerry R. Green and Eytan Sheshinski
Our tax system was designed for an economy with little or no inflation. The current paper shows that inflation causes capricious changes in the effective rate of tax on capital income and therefore in the real net rate of return that savers receive. This is not only a... View Details
Keywords: Taxation; Inflation and Deflation; Economy
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