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- All HBS Web (123)
- Faculty Publications (84)
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- January 2009
- Case
Microsoft's Search
By: Jan W. Rivkin and Eric J. Van den Steen
In 2008, executives at Microsoft must decide how to compete against Google in the market for Internet search and advertising. The case describes how Microsoft has responded to a set of competitive threats in the past, how Google has gained a dominant position in... View Details
Rivkin, Jan W., and Eric J. Van den Steen. "Microsoft's Search." Harvard Business School Case 709-461, January 2009.
- January 2018 (Revised July 2020)
- Technical Note
Short Note on Relative Cost Analysis
By: Eric Van den Steen and Dennis Yao
This note provides a very concise (2 page) introduction to relative cost analysis, with a simple example. View Details
Van den Steen, Eric, and Dennis Yao. "Short Note on Relative Cost Analysis." Harvard Business School Technical Note 718-485, January 2018. (Revised July 2020.)
- June 2014
- Case
Airgas, Inc.
By: Eric Van den Steen and Jason Karl
In 2013, Airgas was the market leader in packaged industrial gas distribution. Recent acquisitions had made it into a larger player in upstream gas production as well, where it competed with Praxair and Air Products. Should Airgas continue building a position in gas... View Details
Keywords: Strategy; Competitive Advantage; Competitive Strategy; Competency and Skills; Value Creation
Van den Steen, Eric, and Jason Karl. "Airgas, Inc." Harvard Business School Case 714-517, June 2014.
- March 2018 (Revised September 2020)
- Background Note
Short Note on Game Theory
By: Eric Van den Steen and Dennis Yao
This note provides a very concise (2 page) introduction to game theory. View Details
Van den Steen, Eric, and Dennis Yao. "Short Note on Game Theory." Harvard Business School Background Note 718-509, March 2018. (Revised September 2020.)
- Article
Why Do Firms Have 'Purpose'? The Firm's Role as a Carrier of Identity and Reputation
By: Rebecca Henderson and Eric Van den Steen
Why do so many firms publicly espouse a "purpose" beyond simple profit maximization? And why do so many managers and employees appear to care deeply about this purpose and to believe that it is critically important? In this paper we argue that the conventional answers... View Details
Henderson, Rebecca, and Eric Van den Steen. "Why Do Firms Have 'Purpose'? The Firm's Role as a Carrier of Identity and Reputation." American Economic Review: Papers and Proceedings 105, no. 5 (May 2015): 326–330.
- 21 Jul 2009
- First Look
First Look: July 21
the paper: http://www.hbs.edu/research/pdf/10-002.pdf Culture Clash: The Costs and Benefits of Homogeneity Author:Eric Van den Steen Abstract This paper develops an economic... View Details
Keywords: Martha Lagace
- 24 Feb 2009
- First Look
First Look: February 24, 2009
use of social resources)? We address these questions through the lens of economics, including insights from legal analysis and business scholarship. Disagreement and the Allocation of Control Author:Eric J. View Details
Keywords: Martha Lagace
- January 2017 (Revised November 2018)
- Case
Navistar International: Competing Against PACCAR
By: Benjamin Esty, Eric Van den Steen and Jeffrey Boyar
In 2013, Navistar was in the midst of a deep crisis, having lost a third of its market share over the previous three years. Bill Kozek, the new president of Navistar North America Truck and Sales division needs to develop his division’s strategy as part of the... View Details
Keywords: Business Strategy; Alignment; Competitive Advantage; Segmentation; Transportation Industry; Motorcycle Industry
Esty, Benjamin, Eric Van den Steen, and Jeffrey Boyar. "Navistar International: Competing Against PACCAR." Harvard Business School Case 717-452, January 2017. (Revised November 2018.)
- January 2017
- Case
SoulCycle
By: David Collis, Eric Van den Steen and Ashley Hartman
Co-founders Julie Rice and Elizabeth Cutler have grown SoulCycle from a business idea in 2006 to a major presence among urban boutique fitness studios in 2015. In March 2015, fitness company Equinox approaches them with an offer to buy them out. Evaluating the offer... View Details
Keywords: SoulCycle; Flywheel; Spinning; Indoor Cycling; Boutique Fitness; Fitness; Health Clubs; Community Engagement; Strategy; Business Strategy; Corporate Strategy; Expansion; Competitive Advantage; Competitive Strategy; Segmentation; Health Industry; Sports Industry
Collis, David, Eric Van den Steen, and Ashley Hartman. "SoulCycle." Harvard Business School Case 717-454, January 2017.
- 25 Jan 2011
- First Look
First Look: Jan. 25
Authors:Eric J. Van den Steen Publication:Management Science (forthcoming) Abstract This paper derives two mechanisms through which... View Details
Keywords: Sean Silverthorne
- March 2004 (Revised June 2010)
- Case
Akamai Technologies
By: Benjamin Edelman, Thomas R. Eisenmann and Eric J. Van den Steen
As the leading content delivery network, Akamai helps Internet companies deliver Web site content to end users with fewer delays and lower costs. Describes the strategic management challenges facing Akamai in early 2004. The company is poised to offer its next... View Details
Keywords: Digital Platforms; Partners and Partnerships; Strategy; Internet and the Web; Information Infrastructure
Edelman, Benjamin, Thomas R. Eisenmann, and Eric J. Van den Steen. "Akamai Technologies." Harvard Business School Case 804-158, March 2004. (Revised June 2010.) (request a courtesy copy.)
- March 2024 (Revised February 2025)
- Case
Tesla in 2024: Holding on to the EV Lead?
By: Ramon Casadesus-Masanell, Eric Van den Steen and Karen Elterman
Casadesus-Masanell, Ramon, Eric Van den Steen, and Karen Elterman. "Tesla in 2024: Holding On to the EV Lead?" Harvard Business School Case 724-466, March 2024. (Revised February 2025.)
- January 2018 (Revised October 2020)
- Case
The Rise and Rise (?) of Walmart (A): Battling Kmart
By: Ramon Casadesus-Masanell, Eric Van den Steen and Karen Elterman
This case, set in 1990, describes the history of Walmart and asks what competitive strategies Kmart might adopt in response to Walmart's success. It discusses the strategy and organization of both companies in terms of HR practices, store location, distribution,... View Details
Keywords: Walmart; Kmart; Organization; Company Culture; Pricing; Procurement; Supercenter; Strategy; Competition; Organizational Culture; Competitive Strategy; Retail Industry; United States; Bentonville; Arkansas
Casadesus-Masanell, Ramon, Eric Van den Steen, and Karen Elterman. "The Rise and Rise (?) of Walmart (A): Battling Kmart." Harvard Business School Case 718-431, January 2018. (Revised October 2020.)
- 06 Sep 2016
- First Look
September 6, 2016
challenges facing Moleskine, an Italian-based consumer products company known for its oilcloth-covered notebooks once used by Ernest Hemingway and Vincent van Gogh. CEO Arrigo Berni and co-founder Maria... View Details
Keywords: Carmen Nobel
- 08 Jun 2010
- First Look
First Look: June 8
diverse and relatively unconcentrated size structure appears quite consistent with other research on the underlying economics of this industry. Culture Clash: The Costs and Benefits of Homogeneity Author:Eric Van View Details
Keywords: Martha Lagace
- 16 Jun 2009
- First Look
First Look: June 16
decisions that are simultaneously powerful, popular, and pragmatic. Authority versus Persuasion Author:Eric J. Van den Steen Publication:American... View Details
Keywords: Martha Lagace
- 2023
- Article
A Randomized Trial of Behavioral Nudges Delivered through Text Messages to Increase Influenza Vaccination among Patients with an Upcoming Primary Care Visit
By: Mitesh S. Patel, Katherine L. Milkman, Linnea Gandhi, Heather N. Graci, Dena Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Jake Rothschild, Modupe Akinola, John Beshears, Jonathan E. Bogard, Alison Buttenheim, Christopher Chabris, Gretchen B. Chapman, James J. Choi, Hengchen Dai, Craig R. Fox, Amir Goren, Matthew D. Hilchey, Jillian Hmurovic, Leslie John, Dean Karlan, Melanie Kim, David Laibson, Cait Lamberton, Brigitte C. Madrian, Michelle N. Meyer, Maria Modanu, Jimin Nam, Todd Rogers, Renante Rondina, Silvia Saccardo, Maheen Shermohammed, Dilip Soman, Jehan Sparks, Caleb Warren, Megan Weber, Ron Berman, Chalanda N. Evans, Seung Hyeong Lee, Christopher K. Snider, Eli Tsukayama, Christophe Van den Bulte, Kevin G. Volpp and Angela L. Duckworth
Purpose: To evaluate if nudges delivered by text message prior to an upcoming primary care visit can increase influenza vaccination rates.
Design: Randomized, controlled trial.
Setting: Two health systems in the Northeastern US between September 2020 and... View Details
Design: Randomized, controlled trial.
Setting: Two health systems in the Northeastern US between September 2020 and... View Details
Keywords: Vaccination; Health Care and Treatment; Interpersonal Communication; Communication Technology; Behavior; Health Industry
Patel, Mitesh S., Katherine L. Milkman, Linnea Gandhi, Heather N. Graci, Dena Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Jake Rothschild, Modupe Akinola, John Beshears, Jonathan E. Bogard, Alison Buttenheim, Christopher Chabris, Gretchen B. Chapman, James J. Choi, Hengchen Dai, Craig R. Fox, Amir Goren, Matthew D. Hilchey, Jillian Hmurovic, Leslie John, Dean Karlan, Melanie Kim, David Laibson, Cait Lamberton, Brigitte C. Madrian, Michelle N. Meyer, Maria Modanu, Jimin Nam, Todd Rogers, Renante Rondina, Silvia Saccardo, Maheen Shermohammed, Dilip Soman, Jehan Sparks, Caleb Warren, Megan Weber, Ron Berman, Chalanda N. Evans, Seung Hyeong Lee, Christopher K. Snider, Eli Tsukayama, Christophe Van den Bulte, Kevin G. Volpp, and Angela L. Duckworth. "A Randomized Trial of Behavioral Nudges Delivered through Text Messages to Increase Influenza Vaccination among Patients with an Upcoming Primary Care Visit." American Journal of Health Promotion 37, no. 3 (2023): 324–332.
- 03 Feb 2009
- First Look
First Look: February 3, 2009
Persuasion Author: Eric J. Van den Steen Abstract This paper studies a principal's trade-off between using... View Details
Keywords: Martha Lagace
- Article
A Megastudy of Text-Based Nudges Encouraging Patients to Get Vaccinated at an Upcoming Doctor's Appointment
By: Katherine L. Milkman, Mitesh S. Patel, Linnea Gandhi, Heather N. Graci, Dena M. Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Modupe Akinola, John Beshears, Jonathan E. Bogard, Alison Buttenheim, Christopher F. Chabris, Gretchen B. Chapman, James J. Choi, Hengchen Dai, Craig R. Fox, Amir Goren, Matthew D. Hilchey, Jillian Hmurovic, Leslie K. John, Dean Karlan, Melanie Kim, David Laibson, Cait Lamberton, Brigitte C. Madrian, Michelle N. Meyer, Maria Modanu, Jimin Nam, Todd Rogers, Renante Rondina, Silvia Saccardo, Maheen Shermohammed, Dilip Soman, Jehan Sparks, Caleb Warren, Megan Weber, Ron Berman, Chalanda N. Evans, Christopher K. Snider, Eli Tsukayama, Christophe Van den Bulte, Kevin G. Volpp and Angela L. Duckworth
Many Americans fail to get life-saving vaccines each year, and the availability of a vaccine for COVID-19 makes the challenge of encouraging vaccination more urgent than ever. We present a large field experiment (N = 47,306) testing 19 nudges delivered to patients via... View Details
Keywords: Vaccination; COVID-19; Nudge; Influenza; Field Experiment; Health; Communication Strategy; Behavior
Milkman, Katherine L., Mitesh S. Patel, Linnea Gandhi, Heather N. Graci, Dena M. Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Modupe Akinola, John Beshears, Jonathan E. Bogard, Alison Buttenheim, Christopher F. Chabris, Gretchen B. Chapman, James J. Choi, Hengchen Dai, Craig R. Fox, Amir Goren, Matthew D. Hilchey, Jillian Hmurovic, Leslie K. John, Dean Karlan, Melanie Kim, David Laibson, Cait Lamberton, Brigitte C. Madrian, Michelle N. Meyer, Maria Modanu, Jimin Nam, Todd Rogers, Renante Rondina, Silvia Saccardo, Maheen Shermohammed, Dilip Soman, Jehan Sparks, Caleb Warren, Megan Weber, Ron Berman, Chalanda N. Evans, Christopher K. Snider, Eli Tsukayama, Christophe Van den Bulte, Kevin G. Volpp, and Angela L. Duckworth. "A Megastudy of Text-Based Nudges Encouraging Patients to Get Vaccinated at an Upcoming Doctor's Appointment." e2101165118. Proceedings of the National Academy of Sciences 118, no. 20 (May 18, 2021).
- Article
A 680,000-Person Megastudy of Nudges to Encourage Vaccination in Pharmacies
By: Katherine L. Milkman, Linnea Gandhi, Mitesh S. Patel, Heather N. Graci, Dena M. Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Jake Rothschild, Jonathan E. Bogard, Ilana Brody, Christopher F. Chabris, Edward Chang, Gretchen B. Chapman, Jennifer E. Dannals, Noah J. Goldstein, Amir Goren, Hal Hershfield, Alex Hirsch, Jillian Hmurovic, Samantha Horn, Dean Karlan, Ariella S. Kristal, Cait Lamberton, Michael N. Meyer, Allison H. Oakes, Maurice E. Schweitzer, Maheen Shermohammed, Jaochim H. Talloen, Caleb Warren, Ashley V. Whillans, Kuldeep N. Yadav, Julian J. Zlatev, Ron Berman, Chalanda N. Evans, Rahul Ladhania, Jens Ludwig, Nina Mazar, Sendhil Mullainathan, Christopher K. Snider, Jann Spiess, Eli Tsukayama, Lyle Ungar, Christophe Van den Bulte, Kevin G. Volpp and Angela L. Duckworth
Encouraging vaccination is a pressing policy problem. To assess whether text-based reminders can encourage pharmacy vaccination and what kinds of messages work best, we conducted a megastudy. We randomly assigned 689,693 Walmart pharmacy patients to receive one of 22... View Details
Keywords: Vaccination; Vaccines; Nudges; Communication Strategy; Communication Technology; Consumer Behavior; Health Care and Treatment
Milkman, Katherine L., Linnea Gandhi, Mitesh S. Patel, Heather N. Graci, Dena M. Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Jake Rothschild, Jonathan E. Bogard, Ilana Brody, Christopher F. Chabris, Edward Chang, Gretchen B. Chapman, Jennifer E. Dannals, Noah J. Goldstein, Amir Goren, Hal Hershfield, Alex Hirsch, Jillian Hmurovic, Samantha Horn, Dean Karlan, Ariella S. Kristal, Cait Lamberton, Michael N. Meyer, Allison H. Oakes, Maurice E. Schweitzer, Maheen Shermohammed, Jaochim H. Talloen, Caleb Warren, Ashley V. Whillans, Kuldeep N. Yadav, Julian J. Zlatev, Ron Berman, Chalanda N. Evans, Rahul Ladhania, Jens Ludwig, Nina Mazar, Sendhil Mullainathan, Christopher K. Snider, Jann Spiess, Eli Tsukayama, Lyle Ungar, Christophe Van den Bulte, Kevin G. Volpp, and Angela L. Duckworth. "A 680,000-Person Megastudy of Nudges to Encourage Vaccination in Pharmacies." e2115126119. Proceedings of the National Academy of Sciences 119, no. 6 (February 8, 2022).