Publications

August 2022
Article

What Makes a Good Image? Airbnb Demand Analytics Leveraging Interpretable Image Features

By: Shunyuan Zhang, Dokyun Lee, Param Vir Singh and Kannan Srinivasan

We study how Airbnb property demand changed after the acquisition of verified images (taken by Airbnb’s photographers) and explore what makes a good image for an Airbnb property. Using deep learning and difference-in-difference analyses on an Airbnb panel dataset... View Details

Keywords: Sharing Economy; Airbnb; Property Demand; Computer Vision; Deep Learning; Image Feature Extraction; Content Engineering; Property; Marketing; Demand and Consumers

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2011
Teaching Note

Beyondsoft Co., Ltd. (A) (TN)

By: F. Warren McFarlan, Donghong Li and Hong Zhang

In the past two decades, along with China's rapidly growing economy and its integration into the world economic system, the Chinese software outsourcing industry has also risen from zero to being fairly significant in the world IT market. It is currently growing much... View Details

Keywords: Business Models; Competition; Competitive Strategy; Computer Software; Emerging Markets; Outsourcing; Strategy; China; Applications and Software; China

June 2012 (Revised July 2012)
Case

Business-driven Research at IBM Research India

By: Willy Shih, Margaret Pierson, Pankaj Agarwal, Diego Medicina and Juan Prajogo

What is the right mix between business-driven and pure research? This case considers the question in the setting of IBM Research India, where a management push for balance between exploratory research and the fulfillment of business needs meets some resistance from... View Details

Keywords: R＆D; Computer Services Industries; IT R＆D; Internet; Web-enabled Application; Technological Planning; Emerging Technologies; Information Technology; Internet and the Web; Research and Development; Projects; Practice; India

November 2012 (Revised May 2013)
Case

ASUSTeK and the Google Nexus 7 Tablet

By: Willy C. Shih and Jyun-Cheng Wang

Days after Jerry Shen introduced a new tablet computer at the Consumer Electronics Show, a Google meeting convinced him to go with a lower price point and co-branding as the Nexus 7. While his company would have a premier position at launch, companies like Samsung... View Details

2012
Case

Advanced Leadership Pathways: Shelly London and Ethics Education—'Strengthening Our Moral Compass'

By: Rosabeth Moss Kanter and Anne Arlinghaus

Shelly London and Ethics Education — 'Strengthening Our Moral Compass' 2009 AL Fellow
Following a successful career as a Senior Vice President, Vice President, and Chief Communications Officer at two large corporate companies, Shelly London set out to promote... View Details

August 2015 (Revised June 2021)
Case

Amazon.com, 2021

By: John R. Wells, Benjamin Weinstock, Gabriel Ellsworth and Galen Danskin

In February 2021, Amazon announced 2020 operating profits of $22,899 million, up from $2,233 million in 2015, on sales of $386 billion, up from $107 billion five years earlier (see Exhibit 1). The shareholders expressed their satisfaction (see Exhibit 2), but not all... View Details

Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Internet; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Digital Platforms; Competition; Internet and the Web; Corporate Strategy; Digital Marketing; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Information Infrastructure; Information Technology; Mobile and Wireless Technology; Price; Applications and Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle

January 2018 (Revised August 2020)
Background Note

Continuous Software Development: Agile's Successor

By: Jeffrey J. Bussgang, Samuel Clemens and Olivia Hull

In recent years, the twin software development methodologies of continuous delivery and continuous deployment have risen to prominence in the start-up world and beyond. These methods have enabled technology companies large and small to accelerate their product... View Details

June 1999
Case

Matching Dell (A)

By: Jan W. Rivkin, Michael E. Porter, Charles E. Bruin, Markus Chappel, Thomas M Galizia and Laila J Worrell

After years of success with its vaunted "Direct Model" for computer manufacturing, marketing, and distribution, Dell Computer Corp. faces efforts by competitors to match its strategy. This case describes the evolution of the personal computer industry, Dell's strategy,... View Details

Keywords: Cost vs Benefits; Competitive Strategy; Industry Structures; Adoption; Computer Industry

August 2000 (Revised December 2003)
Case

Dell's Working Capital

By: Richard S. Ruback and Aldo Sesia

Dell Computer Corp. manufactures, sells, and services personal computers. The company markets its computers directly to its customers and builds computers after receiving a customer order. This build-to-order model enables Dell to have much smaller investment in... View Details

Keywords: Financial Management; Working Capital; Computer Industry; Computer Industry

September 2017
Case

Tencent

By: John R. Wells and Gabriel Ellsworth

Tencent had undergone many transformations since it was founded in 1998 as a simple messaging service. In 2017, it was the largest online games provider in China with a wide range of game types, China’s largest social networking service provider with several of the... View Details

Keywords: Tencent; Tencent Holdings; WeChat; Social Networking; Social Networks; Gaming; Gaming Industry; Video Games; Computer Games; Mobile Gaming; Portals; Payments; Mobile Payments; O2O; Online-to-offline; E-commerce; Messaging; Subscription Model; Freemium; Mobile App Industry; Smartphone; PC; Monetization Strategy; Antitrust; Streaming; Cloud Computing; Artificial Intelligence; Big Data; Alibaba; Facebook; JD.com; Tesla; Bundling; Synergies; Digital Strategy; Imitation; Licensing; Agility; Entry Barriers; Online Platforms; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Conglomerates; Business Units; Business Growth and Maturation; Business Organization; For-Profit Firms; Joint Ventures; Restructuring; Communication; Communication Technology; Blogs; Interactive Communication; Interpersonal Communication; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Investment; Investment Portfolio; Price; Profit; Revenue; Geographic Scope; Cross-Cultural and Cross-Border Issues; Global Strategy; Multinational Firms and Management; Globalized Markets and Industries; Business History; Innovation Strategy; Technological Innovation; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Product Positioning; Social Marketing; Network Effects; Emerging Markets; Market Entry and Exit; Digital Platforms; Industry Growth; Monopoly; Media; Distribution Channels; Product Development; Service Delivery; Organizational Change and Adaptation; Organizational Structure; Public Ownership; Problems and Challenges; Business and Government Relations; Groups and Teams; Networks; Opportunities; Social and Collaborative Networks; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Cooperation; Corporate Strategy; Diversification; Expansion; Horizontal Integration; Vertical Integration; Segmentation; Information Technology; Internet and the Web; Mobile and Wireless Technology; Internet and the Web; Applications and Software; Information Infrastructure; Digital Platforms; Internet and the Web; Mobile and Wireless Technology; Value Creation; Communications Industry; Entertainment and Recreation Industry; Financial Services Industry; Information Industry; Information Technology Industry; Media and Broadcasting Industry; Motion Pictures and Video Industry; Music Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; Web Services Industry; Asia; China; Canton (province, China)

May 2016 (Revised April 2018)
Case

Building the Digital Manufacturing Enterprise of the Future at Siemens

By: Willy Shih

This case describes the motivation for and the development of Siemens' digital manufacturing enterprise vision, which became the foundation for its implementation of Industrie 4.0. While the effort started with a purely defensive move by Anton Huber, head of the... View Details

August 2001 (Revised April 2002)
Case

Strategic Capital Management, LLC (A)

By: Mark L. Mitchell, Erik Stafford and Todd Pulvino

Strategic Capital Management, LLC, is a hedge fund that is planning to make financial investments in Creative Computers and Ubid. Creative Computers recently sold approximately 20% of its Internet auction subsidiary, Ubid, to the public at $15 per share. Ubid's stock... View Details

Keywords: Risk and Uncertainty; Business Subsidiaries; Internet and the Web; Investment Funds; Price; Performance Efficiency; Capital Markets; Auctions; Investment Return; Equity; Planning; Financial Services Industry

November 2017
Teaching Note

Amazon.com, 2016

By: John R. Wells and Gabriel Ellsworth

Teaching Note for HBS No. 716-402. On January 28, 2016, Amazon announced record 2015 operating profits of $2.2 billion on $107 billion of sales, and the markets responded with cautious optimism. For years, founder and CEO Jeffrey Bezos had prioritized growth and... View Details

Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Market Platforms; Two-Sided Platforms; Competition; Internet; Corporate Strategy; Online Advertising; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Hardware; Information Technology; Mobile Technology; Online Technology; Technology Networks; Technology Platform; Web; Web Sites; Price; Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle

Article

Detecting Adversarial Attacks via Subset Scanning of Autoencoder Activations and Reconstruction Error

By: Celia Cintas, Skyler Speakman, Victor Akinwande, William Ogallo, Komminist Weldemariam, Srihari Sridharan and Edward McFowland III

Reliably detecting attacks in a given set of inputs is of high practical relevance because of the vulnerability of neural networks to adversarial examples. These altered inputs create a security risk in applications with real-world consequences, such as self-driving... View Details

Keywords: Autoencoder Networks; Pattern Detection; Subset Scanning; Computer Vision; Statistical Methods And Machine Learning; Machine Learning; Deep Learning; Data Mining; Big Data; Large-scale Systems; Mathematical Methods; Analytics and Data Science

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June 2014 (Revised May 2017)
Case

Southeastern Asset Management Challenges Buyout at Dell

By: Paul Healy, Suraj Srinivasan and Aldo Sesia

In late 2012, Michael Dell wants to take Dell Inc., the company he founded, private. Mr. Dell believes that the successful company's transformation from a personal computer (PC) manufacturer to an enterprise solutions and services provider (ESS) is dependent on going... View Details

September 1998 (Revised December 1998)
Case

Palm Computing: The Pilot Organizer

Palm Computing appears to be the first to have gotten it "right" in the PDA (personal digital assistant) market. Palm Computing has designed a radically new product which will appeal to certain market segments. However, it is unclear how Palm Computing will fare... View Details

Keywords: Technological Innovation; Competition; Product Launch; Electronics Industry

November 1999
Case

Reshaping Apple Computer's Destiny 1992 (Abridged)

By: Clayton M. Christensen and Tara Donovan

Examines John Sculley's management approach toward transforming Apple Computer during the personal computer industry crisis in 1992. Focuses on Sculley's management style, his creation of a new management team, and his efforts to create a professional management system... View Details

Keywords: Transformation; Crisis Management; Management Analysis, Tools, and Techniques; Management Style; Management Systems; Management Teams; Computer Industry; California

February 2001 (Revised February 2018)
Case

The iPremier Company (A): Distributed Denial of Service Attack

By: Robert D. Austin, Larry Leibrock and Alan Murray

Describes a new CIO trying to manage a denial of service (DOS) attack against his e-retailing business. The attack and its aftermath provide students an opportunity to discuss the business issues that are interwoven with computer security issues. View Details

Keywords: Safety; Internet and the Web; Applications and Software; Retail Industry

April 1995 (Revised July 1996)
Case

Microsoft, 1995

By: Tarun Khanna, David B. Yoffie and Israel Yellen Ganot

Explores Microsoft's core desktop computing software business and its newer endeavors in 1995. Designed to explore the sustainability of its phenomenal success, and to examine the logic behind its renewed emphasis on some areas, particularly the home computing software... View Details

Keywords: Corporate Entrepreneurship; Corporate Strategy; Expansion; Software; Computer Industry