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Show Results For
- All HBS Web
(1,333)
- News (302)
- Research (920)
- Events (12)
- Multimedia (8)
- Faculty Publications (469)
- 11 Aug 2009
- First Look
First Look: August 11, 2009
we provide evidence that those firms with insiders selling prior to the announcement of the loss face significantly more negative abnormal returns. Our findings are robust to subsample analysis examining firms reporting goodwill... View Details
Keywords: Martha Lagace
- 2011
- Book
Flying Without a Net: Turn Fear of Change into Fuel for Success
By: Thomas J. DeLong
Confronted by omnipresent threats of job loss and change, even the brightest among us are anxious. In response, we're hunkering down, blocking ourselves from new challenges. This response hurts us and our organizations, but we fear making ourselves even more vulnerable... View Details
Keywords: Leadership Style; Personal Development and Career; Problems and Challenges; Attitudes; Behavior
DeLong, Thomas J. Flying Without a Net: Turn Fear of Change into Fuel for Success. Boston: Harvard Business Review Press, 2011.
- 20 Jun 2023
- Research & Ideas
Looking to Leave a Mark? Memorable Leaders Don't Just Spout Statistics, They Tell Stories
course of a single day, for a statistic, the temporal decay was a much more dramatic 73 percent. The difficulty in recall, in turn, stems not from loss of memory, per se. Instead, it has to do with conflicts with other similar memories... View Details
Keywords: by Scott Van Voorhis
- January 2020
- Article
Gifts of the Immigrants, Woes of the Natives: Lessons from the Age of Mass Migration
By: Marco Tabellini
In this paper, I jointly investigate the political and the economic effects of immigration and study the causes of anti-immigrant sentiments. I exploit exogenous variation in European immigration to U.S. cities between 1910 and 1930 induced by World War I and the... View Details
Keywords: Political Backlash; Age Of Mass Migration; Cultural Diversity; Immigration; History; Economy; Attitudes; Cross-Cultural and Cross-Border Issues; Diversity
Tabellini, Marco. "Gifts of the Immigrants, Woes of the Natives: Lessons from the Age of Mass Migration." Review of Economic Studies 87, no. 1 (January 2020): 454–486. (Also Harvard Business School Working Paper, No. 19-005, July 2018. Available also from Cato Institute, Microeconomic Insights, VOX, Broadstreet, Cato Institute, and in Oxford University Press's Blog.)
- November 2019
- Article
The Relevance of Broker Networks for Information Diffusion in the Stock Market
By: Marco Di Maggio, Francesco Franzoni, Amir Kermani and Carlo Sommavilla
This paper shows that the network of relationships between brokers and institutional investors shapes information diffusion in the stock market. We exploit trade-level data to show that central brokers gather information by executing informed trades, which is then... View Details
Keywords: Broker Networks; Institutional Investors; Asset Prices; Business and Shareholder Relations; Institutional Investing; Information; Knowledge Dissemination; Financial Markets; Asset Pricing
Di Maggio, Marco, Francesco Franzoni, Amir Kermani, and Carlo Sommavilla. "The Relevance of Broker Networks for Information Diffusion in the Stock Market." Journal of Financial Economics 134, no. 2 (November 2019): 419–446.
- October 2016 (Revised October 2020)
- Case
Essent: From a State-Owned Utility to a Commercial Company
By: Ananth Raman and Elena Corsi
Patrick Lammers, Chief Commercial Officer (CCO) for the Dutch energy company Essent NV, once a state-owned company, was pleased with the progress Essent’s consumer (“B2C”) business had made: Earnings Before Income Tax (EBIT) for B2C had gone from a loss of €18 million... View Details
Keywords: Lean Management; Operation Management; Service Management; Commercialization; Operations; Management; Energy; Organizational Change and Adaptation; Service Operations; Performance; Energy Industry; Europe
Raman, Ananth, and Elena Corsi. "Essent: From a State-Owned Utility to a Commercial Company." Harvard Business School Case 617-026, October 2016. (Revised October 2020.)
- 2015
- Article
Percentage Cost Discounts Always Beat Percentage Benefit Bonuses: Helping Consumers Evaluate Nominally Equivalent Percentage Changes
By: Bhavya Mohan, Pierre Chandon and Jason Riis
Marketing offers that are framed as a "percentage change" in consumer cost vs. benefit can have highly non-linear impacts in terms of actual value for consumers. Even though two offers might appear identical, we show that consumers are better off choosing the offer... View Details
Mohan, Bhavya, Pierre Chandon, and Jason Riis. "Percentage Cost Discounts Always Beat Percentage Benefit Bonuses: Helping Consumers Evaluate Nominally Equivalent Percentage Changes." Journal of Marketing Behavior 1, no. 1 (2015): 75–107.
- 2019
- Working Paper
The Comprehensive Effects of a Digital Paywall Sales Strategy
By: Doug J. Chung, Ho Kim and Reo Song
This paper explores the multiple and comprehensive effects of a digital paywall sales strategy, an increasingly common means of go-to-market for media firms. Specifically, we examine the effects of a digital paywall on a media firm’s two sources of income—subscription... View Details
Keywords: Digital Paywall; Demand Substitution; Spillover Effect; Synthetic Control; Sales; Strategy; Media; Newspapers; Publishing Industry
Chung, Doug J., Ho Kim, and Reo Song. "The Comprehensive Effects of a Digital Paywall Sales Strategy." Harvard Business School Working Paper, No. 19-118, May 2019.
- 26 Apr 2023
- In Practice
Is AI Coming for Your Job?
will be displaced in large numbers. Those job losses will be partially offset by job gains for machine learning specialists and emerging jobs like prompt engineers. But, once companies learn how to exploit generative AI, we can anticipate... View Details
- 11 Jun 2024
- In Practice
The Harvard Business School Faculty Summer Reader 2024
As the vacation season looms, Harvard Business School faculty members share recommendations for a little light reading. Spoiler alert: Lessons in Chemistry tops two of their beach-read lists. For those whose brains can’t—or won’t—turn off, HBS faculty also suggest some... View Details
Keywords: by Avery Forman
- Web
Finance - Faculty & Research
in over half of U.S. states, growth in tax as- sessments between transactions lags market values, so any reduction in transaction frequency reduces the growth of property tax revenue. The fiscal externality is sizable: the resulting property tax revenue View Details
- 17 Aug 2020
- Research & Ideas
What the Stockdale Paradox Tells Us About Crisis Leadership
bonus. Then they would envision unexpected budget cutbacks, the loss of a client, their own unaddressed conflict with a superior, or whatever other obstacles—in or out of their personal control—that might scuttle the hoped-for goal.... View Details
Keywords: by Boris Groysberg and Robin Abrahams
- September 2022 (Revised June 2025)
- Case
York Capital CLOs and WorldStrides International
By: Victoria Ivashina and William Vrattos
The case follows the debt restructuring of WorldStrides International, a travel program provider in the education market, after the onset of COVID-19. The pandemic severely impacted the travel industry, creating challenges for many companies like WorldStrides, which... View Details
Keywords: COVID-19 Pandemic; Debt Restructuring; CLO; Compliance; Debt Securities; Financing and Loans; Decision Making; Travel Industry; Education Industry
Ivashina, Victoria, and William Vrattos. "York Capital CLOs and WorldStrides International." Harvard Business School Case 223-034, September 2022. (Revised June 2025.)
- August 29, 2022
- Other Article
Income Inequality Is Rising. Are We Even Measuring It Correctly?
By: Jon M. Jachimowicz, K. Blesch and Oliver P. Hauser
Income inequality is on the rise in many countries around the world, according to the United Nations. What’s more, disparities in global income were exacerbated by the COVID-19 pandemic, with some countries facing greater economic losses than others.
Policymakers... View Details
Keywords: Income Inequality; Gini Coefficient; COVID-19 Pandemic; Government Administration; Equality and Inequality; Health Pandemics; Measurement and Metrics
Jachimowicz, Jon M., K. Blesch, and Oliver P. Hauser. "Income Inequality Is Rising. Are We Even Measuring It Correctly?" Harvard Business School Working Knowledge (August 29, 2022).
- September–October 2018
- Article
Online MAP Enforcement: Evidence from a Quasi-Experiment
By: Ayelet Israeli
This paper investigates a manufacturer’s ability to influence compliance rates among its authorized online retailers by exploiting changes in the Minimum Advertised Price (MAP) policy and in dealer agreements. MAP is a pricing policy widely used by manufacturers to... View Details
Keywords: Pricing Policies; Pricing; Channel Management; Legal Aspects Of Business; Retail; Price; Policy; Governance Compliance; Distribution Channels; Management; Retail Industry
Israeli, Ayelet. "Online MAP Enforcement: Evidence from a Quasi-Experiment." Marketing Science 37, no. 5 (September–October 2018): 710–732.
- 03 Jun 2013
- Research & Ideas
The Power of Rituals in Life, Death, and Business
loss of soldiers during the American Civil War. It got him to wondering whether rituals were merely a traditional part of the grieving process, or whether they truly alleviated grief. "We see in every culture—and throughout... View Details
Keywords: by Carmen Nobel
- 2023
- Working Paper
An Experimental Design for Anytime-Valid Causal Inference on Multi-Armed Bandits
By: Biyonka Liang and Iavor I. Bojinov
Typically, multi-armed bandit (MAB) experiments are analyzed at the end of the study and thus require the analyst to specify a fixed sample size in advance. However, in many online learning applications, it is advantageous to continuously produce inference on the... View Details
Liang, Biyonka, and Iavor I. Bojinov. "An Experimental Design for Anytime-Valid Causal Inference on Multi-Armed Bandits." Harvard Business School Working Paper, No. 24-057, March 2024.
- February 2017
- Article
The Effect of Prohibiting Deal Protection on M&A Activity: Evidence from the United Kingdom
By: Fernán Restrepo and Guhan Subramanian
Since 2011, the UK has prohibited all deal protections—including termination fees—in M&A deals. Prior to 2011, the UK permitted termination fees up to 1% of deal value and there was no prohibition on other protection devices. We examine the effect of this regulatory... View Details
Restrepo, Fernán, and Guhan Subramanian. "The Effect of Prohibiting Deal Protection on M&A Activity: Evidence from the United Kingdom." Journal of Law & Economics 60, no. 1 (February 2017): 75–113.
- February 2000 (Revised August 2000)
- Case
Priceline WebHouse Club
By: Thomas R. Eisenmann and Jon K Rust
Priceline empowered consumers to "name their own price" for airline tickets and hotel rooms; then it shopped these offers to marketers. Priceline's founder Jay Walker described the resulting transactions as a new ecosystem, that helped consumers realize lower prices... View Details
Keywords: Business Model; Strategy; Disruptive Innovation; Internet and the Web; Entrepreneurship; Retail Industry
Eisenmann, Thomas R., and Jon K Rust. "Priceline WebHouse Club." Harvard Business School Case 800-287, February 2000. (Revised August 2000.)
- Web
Entrepreneurial Management - Faculty & Research
Emergency, business revenues declined by 40 percent, largely driven by national factors rather than local infection rates or policies. However, the pass-through of revenue losses to owner consumption was limited: each dollar of revenue... View Details