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- All HBS Web (140)
- Faculty Publications (45)
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- July–August 2024
- Article
Doing More with Less: Overcoming Ineffective Long-Term Targeting Using Short-Term Signals
By: Ta-Wei Huang and Eva Ascarza
Firms are increasingly interested in developing targeted interventions for customers with the best response,
which requires identifying differences in customer sensitivity, typically through the conditional average treatment
effect (CATE) estimation. In theory, to... View Details
Keywords: Long-run Targeting; Heterogeneous Treatment Effect; Statistical Surrogacy; Customer Churn; Field Experiments; Consumer Behavior; Customer Focus and Relationships; AI and Machine Learning; Marketing Strategy
Huang, Ta-Wei, and Eva Ascarza. "Doing More with Less: Overcoming Ineffective Long-Term Targeting Using Short-Term Signals." Marketing Science 43, no. 4 (July–August 2024): 863–884.
- January 2017 (Revised October 2021)
- Case
Delivering the Goods at Shippo
By: Jeffrey J. Bussgang, Jeffrey F. Rayport and Olivia Hull
Laura Behrens Wu, CEO of software start-up Shippo, prepares her pitch for a Series A funding round following a successful seed round. Customer adoption of Shippo’s e-commerce dashboard application, which allows small and medium retailers to compare delivery rates... View Details
Keywords: Application Program Interface; API; API Strategy; Customer Cohorts; Churn; Retention; Entrepreneurship; Venture Capital; Business Startups; Strategy; Transition; Customer Focus and Relationships; Technological Innovation; Organizational Change and Adaptation; Valuation; Shipping Industry; Technology Industry; Retail Industry; San Francisco; California; United States
Bussgang, Jeffrey J., Jeffrey F. Rayport, and Olivia Hull. "Delivering the Goods at Shippo." Harvard Business School Case 817-065, January 2017. (Revised October 2021.)
- 2014
- Other Teaching and Training Material
Marketing Reading: Customer Management
By: Sunil Gupta
This Reading on customer management sheds light on how companies should evaluate and manage their customers in order to grow profitably. Customer management allows marketing managers to inform investment decisions by drilling down into each customer's profitability or... View Details
Keywords: Customer Acquisition; Customer Churn; Customer Profitability Analysis; Customer Retention; Firm Value; Organizational Structure
Gupta, Sunil. "Marketing Reading: Customer Management." Core Curriculum Readings Series. Boston: Harvard Business Publishing 8162, 2014.
- July 2010 (Revised January 2017)
- Background Note
Marketing Analysis Toolkit: Customer Lifetime Value Analysis (2024)
By: Thomas Steenburgh and Jill Avery
Customers are increasingly being viewed as assets that bring value to the firm. Customer lifetime value is a metric that allows managers to understand the overall value of their customer base and relate it to three customer strategies firms employ: asset... View Details
Keywords: Customer Lifetime Value; Return On Investment; Customer Acquisition; Customer Retention; Customer Churn; ＂Marketing Analytics＂; Marketing; Customer Relationship Management; Customer Focus and Relationships; Customer Value and Value Chain; Management Analysis, Tools, and Techniques; Marketing Strategy; Measurement and Metrics; Strategic Planning; Value
Steenburgh, Thomas, and Jill Avery. "Marketing Analysis Toolkit: Customer Lifetime Value Analysis (2024)." Harvard Business School Background Note 525-017, July 2010. (Revised January 2017.)
- December 2018 (Revised June 2021)
- Supplement
Bulb 2017: Launch
By: John R. Wells and Benjamin Weinstock
On August 21, 2015, Amit Gudka and Hayden Wood, co-founders of Bulb Ltd. (Bulb) launched a new business to supply energy to the United Kingdom’s 27 million residential homes with a promise of 100% renewable electricity at affordable prices. By the end of March 2017,... View Details
Keywords: Green Energy; Start-up; Launch; Customer Acquisition; Customer Churn; Customer Engagement; Electricity; Resources; Growth Strategy; B-Corp; Entrepreneurial Management; Entrepreneurial Journey; Entrepreneurial Financing; Renewable Energy; Business Startups; Growth and Development Strategy; Business Model; Working Capital; Product Launch; Customers; Growth Management; Business Plan; Decision Making; United Kingdom
Wells, John R., and Benjamin Weinstock. "Bulb 2017: Launch." Harvard Business School Supplement 719-441, December 2018. (Revised June 2021.)
- December 2018 (Revised June 2021)
- Case
Bulb 2015: Foundation
By: John R. Wells and Benjamin Weinstock
In late August 2015, Amit Gudka and Hayden Wood, co-founders of Bulb, Ltd (Bulb), were ready to offer affordable renewable energy to the United Kingdom’s 27 million households. They hoped to capitalize on the hundreds of thousands of customers switching their energy... View Details
Keywords: Green Energy; Start-up; Launch; Customer Acquisition; Customer Churn; Customer Engagement; Electricity; Resources; Growth Strategy; B-Corp; Entrepreneurial Journey; Entrepreneurial Management; Start-ups; Renewable Energy; Business Startups; Business Plan; Business Model; Working Capital; Customers; Growth and Development Strategy; United Kingdom
Wells, John R., and Benjamin Weinstock. "Bulb 2015: Foundation." Harvard Business School Case 719-440, December 2018. (Revised June 2021.)
- December 2018 (Revised June 2021)
- Supplement
Bulb 2018: Hypergrowth
By: John R. Wells and Benjamin Weinstock
After a wild and volatile year, Bulb, a new entrant in the UK residential energy market, ended March 2018 with 329,171 properties, 1.2% of the total residential energy market). This was 150% ahead of a plan for 130,000 properties and almost ten times the size the... View Details
Keywords: Rapid Growth Stage; Green Energy; Start-up; Customer Acquisition; Customer Churn; Customer Engagement; Electricity; Resources; Growth Strategy; B-Corp; Entrepreneurial Finance; Entrepreneurial Journey; Entrepreneurial Financing; Renewable Energy; Business Startups; Growth and Development Strategy; Business Model; Working Capital; Customers; Growth Management; Finance; Decision Making; United Kingdom
Wells, John R., and Benjamin Weinstock. "Bulb 2018: Hypergrowth." Harvard Business School Supplement 719-442, December 2018. (Revised June 2021.)
- August 2014
- Case
Netflix: Designing the Netflix Prize (A)
By: Karim R. Lakhani, Wesley M. Cohen, Kynon Ingram, Tushar Kothalkar, Maxim Kuzemchenko, Santosh Malik, Cynthia Meyn, Greta Friar and Stephanie Healy Pokrywa
In 2006, Reed Hastings, CEO of Netflix, was looking for a way to solve Netflix's customer churn problem. Netflix used Cinematch, its proprietary movie recommendation software, to promote individually determined best-fit movies to customers. Hastings determined that a... View Details
Keywords: Crowdsourcing; Prizes; Digitization; Algorithms; Recommendation Software; Disruption; Transformation; Collaborative Innovation and Invention; Technological Innovation; Knowledge Sharing; Applications and Software; Motion Pictures and Video Industry; Entertainment and Recreation Industry; Technology Industry; United States
Lakhani, Karim R., Wesley M. Cohen, Kynon Ingram, Tushar Kothalkar, Maxim Kuzemchenko, Santosh Malik, Cynthia Meyn, Greta Friar, and Stephanie Healy Pokrywa. "Netflix: Designing the Netflix Prize (A)." Harvard Business School Case 615-015, August 2014.
- Winter 2014
- Article
Does Service Bundling Reduce Churn?
By: Jeff Prince and Shane Greenstein
We examine whether bundling in telecommunications services reduces churn using a series of large, independent cross sections of household decisions. To identify the effect of bundling, we construct a pseudo-panel dataset and utilize a linear, dynamic panel-data model,... View Details
Keywords: Communication Technology; Customer Satisfaction; Product Marketing; Telecommunications Industry
Prince, Jeff, and Shane Greenstein. "Does Service Bundling Reduce Churn?" Journal of Economics & Management Strategy 23, no. 4 (Winter 2014): 839–875.
- October 2009
- Article
Democratizing Entry: Banking Deregulations, Financing Constraints, and Entrepreneurship
By: William R. Kerr and Ramana Nanda
We examine entrepreneurship and creative destruction following US banking deregulations using Census Bureau data. US banking reforms brought about exceptional growth in both entrepreneurship and business closures. Most of the closures, however, were the new ventures... View Details
Keywords: Entrepreneurship; Governing Rules, Regulations, and Reforms; Market Entry and Exit; Capital Markets; Banks and Banking; Growth and Development; Disruptive Innovation
Kerr, William R., and Ramana Nanda. "Democratizing Entry: Banking Deregulations, Financing Constraints, and Entrepreneurship." Journal of Financial Economics 94, no. 1 (October 2009): 124–149.
- 17 Sep 2013
- First Look
First Look: September 17
ratios. Our results highlight the usefulness of EDGAR data, as well as the latent intelligence in search traffic patterns. Download working paper: http://ssrn.com/abstract=2171497 Managing Churn to Maximize Profits By: Lemmens, Aurélie,... View Details
Keywords: Sean Silverthorne
- May 2025 (Revised May 2025)
- Case
Netflix Beyond Streaming: Strategies for the Next Era of Entertainment
By: Juan Alcacer and Lorenzo Lucidi
Netflix loses subscribers for the first time in over a decade—can the streaming pioneer reinvent itself before competitors, costs, and churn catch up? In 2022, facing fierce competition and shifting consumer behaviors, Netflix confronts its most critical strategic... View Details
Keywords: United States; Australia; Brazil; Canada; France; Germany; India; Japan; Mexico; Russia; South Korea; Spain; United Kingdom
- May 2016 (Revised June 2017)
- Case
Sales Compensation Vignettes
This case study is comprised of two vignettes about startup companies considering whether and how to change their sales compensation plans. ElMenus.com is a restaurant app venture in Egypt seeking to lower customer churn while confronting new competition. BigBelly is a... View Details
Cespedes, Frank V. "Sales Compensation Vignettes." Harvard Business School Case 816-092, May 2016. (Revised June 2017.)
- 2012
- Working Paper
Can Implicit Regulation Change Financial Market Behavior? Evidence from Spitzer's Attack on Market Timers
This paper explores a natural experiment setup from the 2003-2004 mutual fund scandals to evaluate the effectiveness of implicit regulation on financial markets behavior. On average, buy-and-hold investors lost 218 basis points annually from 1998 to 2002 to market... View Details
- August 2006
- Case
Dreyer's Slow Churned(TM) Ice Cream
By: Noel H. Watson, Steven C. Wheelwright and Brian DeLacey
Examines capacity forecasting and planning in a complex new product introduction scenario. The introduction at Dreyer's, a large dairy snack manufacturer, involves not only a new product but a new manufacturing process and product package, thus implying a significant... View Details
- 2006
- Working Paper
Democratizing Entry: Banking Deregulations, Financing Constraints, and Entrepreneurship
By: William R. Kerr and Ramana Nanda
We examine entrepreneurship and creative destruction following US banking deregulations using Census Bureau data. US banking reforms brought about exceptional growth in both entrepreneurship and business closures. The vast majority of closures, however, were the new... View Details
Keywords: Business Exit or Shutdown; Market Entry and Exit; Capital Markets; Entrepreneurship; Outcome or Result; Business Startups; Banks and Banking; Banking Industry; United States
Kerr, William R., and Ramana Nanda. "Democratizing Entry: Banking Deregulations, Financing Constraints, and Entrepreneurship." Harvard Business School Working Paper, No. 07-033, December 2006. (Revised July 2007, December 2007, October 2008, December 2008.)
- 2017
- Working Paper
Exploring the Relationship between Architecture Coupling and Software Vulnerabilities: A Google Chrome Case
By: Robert Lagerstrom, Carliss Y. Baldwin, Alan MacCormack, Dan Sturtevant and Lee Doolan
Employing software metrics, such as size and complexity, for predicting defects has been given a lot of attention over the years and has proven very useful. However, the few studies looking at software architecture and vulnerabilities are limited in scope and findings.... View Details
Keywords: Software; Architecture; Coupling; Vulnerabilities; Applications and Software; Complexity; Measurement and Metrics
Lagerstrom, Robert, Carliss Y. Baldwin, Alan MacCormack, Dan Sturtevant, and Lee Doolan. "Exploring the Relationship between Architecture Coupling and Software Vulnerabilities: A Google Chrome Case." Harvard Business School Working Paper, No. 17-078, February 2017.
- Other Article
Exploring the Relationship Between Architecture Coupling and Software Vulnerabilities
By: Robert Lagerstrom, Carliss Y. Baldwin, Alan MacCormack, Daniel J. Sturtevant and Lee Doolan
Employing software metrics, such as size and complexity, for predicting defects has been given a lot of attention over the years and proven very useful. However, the few studies looking at software architecture and vulnerabilities are limited in scope and findings. We... View Details
Keywords: Security Vulnerabilities; Software Architecture; Metrics; Software; Complexity; Measurement and Metrics
Lagerstrom, Robert, Carliss Y. Baldwin, Alan MacCormack, Daniel J. Sturtevant, and Lee Doolan. "Exploring the Relationship Between Architecture Coupling and Software Vulnerabilities." Proceedings of the International Symposium on Engineering Secure Software and Systems (ESSoS) 9th (2017): 53–69. (Part of Lecture Notes in Computer Science, ISSN 0302-9743.)
- 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.)
- January 2021
- Article
Turbulence, Firm Decentralization and Growth in Bad Times
By: Philippe Aghion, Nicholas Bloom, Brian Lucking, Raffaella Sadun and John Van Reenen
What is the optimal form of firm organization during “bad times”? We present a model of delegation within the firm to show that the effect is ambiguous. The greater turbulence following macro shocks may benefit decentralized firms because the value of local information... View Details
Keywords: Decentralization; Growth; Turbulence; Great Recession; Organizational Design; System Shocks; Economic Growth; Performance
Aghion, Philippe, Nicholas Bloom, Brian Lucking, Raffaella Sadun, and John Van Reenen. "Turbulence, Firm Decentralization and Growth in Bad Times." American Economic Journal: Applied Economics 13, no. 1 (January 2021): 133–169.