Publications

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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

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2013
Working Paper

Where do the Most Active Customers Originate and How Can Firms Keep Them Engaged?

By: Clarence Lee, E. Ofek and Thomas Steenburgh

In this paper, we study how firms offering Web services can acquire and develop an active customer base. We focus on two basic questions. First, how does the method of customer acquisition affect the way customers use the service to meet their own needs and to interact... View Details

Keywords: Customer Engagement; Adoption Routes; Hidden Markov Models; Search; Word-of-Mouth; Digital Media; Customer Relationship Management; Internet and the Web; Mathematical Methods; Consumer Behavior; Entrepreneurship; Marketing Reference Programs; Web Services Industry

Forthcoming
Article

The Effect of a System for Sharing Best Practices Within Pre-existing Peer Networks

By: Shelley Xin Li and Tatiana Sandino

Peer networks, such as enterprise social networks (ESNs), can facilitate knowledge transfer across employees. However, such systems can also lead to information overload or difficulty in finding useful information. We examine data from a natural field experiment where... View Details

Keywords: Retail; Best Practices; Enterprise Social Media; Management Accounting And Control Systems; Social and Collaborative Networks; Communication Technology; Knowledge Sharing; Sales; Social Media; Retail Industry

June 2016 (Revised November 2021)
Case

Longchamp

By: Jill Avery, Tonia Junker and Daniela Beyersdorfer

Longchamp’s Le Pliage is one of the fashion world’s most successful products, a cultural icon across the globe. But managing the low priced, nylon handbag is challenging as Longchamp tries to move its brand upmarket into higher priced, luxury leather goods. How much... View Details

Keywords: Brand Management; Luxury Brand; Brand Positioning; Product Strategy; Retailing; Pricing Strategy; Marketing; Brands and Branding; Marketing Strategy; Luxury; Family Business; Price; Strategy; Apparel and Accessories Industry; Retail Industry; Consumer Products Industry; Fashion Industry; France; Europe

2023
Working Paper

Contagious Anomalies

By: Angela Ma and Miles Zheng

This paper shows that anomaly strategy contagion contributes a key component of risks induced by arbitrageur trading. We present three main findings: (1) Contagion deteriorates the market liquidity of the contaminated strategy. (2) Increased contagion risk predicts... View Details

Keywords: Contagion; Anomalies; Non-bank Intermediaries; Arbitrage; Intermediary Asset Pricing

SSRN

Web

Bibliography - Option Pricing in Theory & Practice: The Nobel Prize Research of Robert C. Merton - Exhibits - Historical Collections

HBS Quick Links HBS Home MBA Executive Education Doctoral Programs Faculty and Research Alumni Publishing Site Index HBS Home Contact Us Map/Directions Option Pricing in Theory & Practice: The Nobel Prize Research of Robert C. Merton View... View Details

01 Dec 2020
News

New News

work is not just the pricing but also the cost. What are you doing on the cost side to make your business viable? SS: I looked up a lot of public 10-K forms of pure media companies like the New York Times... View Details

Keywords: entrepreneuship; digital media; startups; news; business models; young alumni; News, Library, Internet, and Other Services; Information

January 2015 (Revised April 2018)
Case

CJ E&M: Creating a K-Culture in the U.S.

By: Elie Ofek, Sang-Hoon Kim and Michael Norris

Buoyed by the success of K-pop music and K-drama television shows in Asian countries, Chairman Jay Lee, of the South Korean conglomerate CJ Group, believed that the time was ripe for taking Korean cultural content to the West. One initiative, carried out by the Group's... View Details

Keywords: Cultural Consumption; Media Businesses; International Marketing; Event Marketing; Creative Industries; Cross-cultural Adaptation; Ethnic Marketing; South Korea; Marketing Strategy; Entertainment; Global Strategy; Cross-Cultural and Cross-Border Issues; Entertainment and Recreation Industry; United States; South Korea

01 Jun 2024
News

3-Minute Briefing: David Perpich (MBA 2007)

I interned at a lot of different places in high school and college—a hospital, a retail store, a magazine, an ad agency. At Duke, I was part owner of a student-run food-delivery service. In Clay Christensen–speak, it was the “emergent strategy,” exploring as I went and... View Details

Keywords: Julia Hanna; sports reporting; digital media; strategy; management

August 2019
Article

When and How to Diversify—A Multicategory Utility Model for Personalized Content Recommendation

By: Yicheng Song, Nachiketa Sahoo and Elie Ofek

Sometimes we desire change, a break from the same or an opportunity to fulfill different aspects of our needs. Noting that consumers seek variety, several approaches have been developed to diversify items recommended by personalized recommender systems. However,... View Details

Keywords: Recommender Systems; Personalization; Recommendation Diversity; Variety Seeking; Collaborative Filtering; Consumer Utility Models; Digital Media; Clickstream Analysis; Learning-to-rank; Consumer Behavior; Media; Customization and Personalization; Strategy; Mathematical Methods

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March 2016 (Revised May 2018)
Case

ASOS PLC

By: John R. Wells and Gabriel Ellsworth

Launched in 2000, ASOS was one of the world’s largest online fashion specialists in 2018. Focusing on young consumers aged 16–25 years, the company offered over 85,000 items on its websites, many times more than the largest fashion stores, and added several thousand... View Details

Keywords: ASOS; AsSeenOnScreen; Online Fashion; Online Apparel; Nick Beighton; Nick Robertson; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Social Media; Marketplaces; Shipping; Advertising; Digital Marketing; Business Growth and Maturation; Business Model; Business Startups; For-Profit Firms; Customer Focus and Relationships; Age; Gender; Currency Exchange Rate; Profit; Revenue; Geography; Geographic Scope; Global Range; Global Strategy; Globalized Firms and Management; Globalized Markets and Industries; Business History; Selection and Staffing; Journals and Magazines; Human Capital; Business or Company Management; Crisis Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Growth Management; Management Succession; Brands and Branding; Marketing Channels; Marketing Communications; Marketing Strategy; Product Positioning; Social Marketing; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Public Ownership; Problems and Challenges; Strategy; Adaptation; Business Strategy; Competition; Competitive Strategy; Corporate Strategy; Expansion; Vertical Integration; Segmentation; Internet and the Web; Mobile and Wireless Technology; Apparel and Accessories Industry; Fashion Industry; Retail Industry; United Kingdom; England; London

05 May 2020
News

China Tariffs and Coronavirus a Double Hit to American Retailers

18 Feb 2009
First Look

First Look: February 18, 2009

implications of such two-sided competition on the actions and source of profits of media firms. One main conclusion we reach is that media firms may charge higher content View Details

Keywords: Martha Lagace

September 2021 (Revised December 2021)
Case

STARZPLAY: Shooting for the Stars

By: Elie Ofek, Marco Bertini and Alpana Thapar

In mid-2021, Maaz Sheikh, cofounder and CEO of STARZPLAY, a Dubai-based subscription video on demand (SVOD) provider that catered to the Middle East and North Africa region, was wrestling with how to find the right balance between continued subscriber growth and... View Details

09 Nov 2010
Working Paper Summaries

The Unbundling of Advertising Agency Services: An Economic Analysis

Keywords: by Mohammad Arzaghi, Ernst R. Berndt, James C. Davis & Alvin J. Silk; Advertising

March 2016 (Revised May 2018)
Case

Reinventing Best Buy

By: John R. Wells and Gabriel Ellsworth

On March 1, 2017, Best Buy Company, Inc., North America’s largest retailer of consumer electronics and appliances, announced a third year of comparable-store sales increases and a 20.8% increase in domestic comparable online sales. These results were in marked contrast... View Details

Keywords: Best Buy; Hubert Joly; Renew Blue; Showrooming; Webrooming; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Marketplaces; Turnaround; Consumer Electronics; Consumer Electronics Accessories; Appliances; Stores-within-stores; Store Experience; Store Size; Store Pickup; Store Management; Delivery; Delivery Models; Amazon; Amazon.com; Pricing Strategy; Business Subsidiaries; Business Units; Business Growth and Maturation; Business Model; For-Profit Firms; Customer Focus and Relationships; Customer Satisfaction; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Theater Entertainment; Price; Profit; Revenue; Geographic Scope; Multinational Firms and Management; Business History; Cost; Selection and Staffing; Reports; Technological Innovation; Job Cuts and Outsourcing; Human Capital; Leading Change; Business or Company Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Management Teams; Brands and Branding; Product Marketing; Consumer Behavior; Demand and Consumers; Media; Distribution; Order Taking and Fulfillment; Distribution Channels; Infrastructure; Product; Service Delivery; Service Operations; Organizational Change and Adaptation; Public Ownership; Problems and Challenges; Programs; Groups and Teams; Sales; Salesforce Management; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Expansion; Information Technology; Information Infrastructure; Information Technology; Internet and the Web; Mobile and Wireless Technology; Internet and the Web; Applications and Software; Internet and the Web; Mobile and Wireless Technology; Resource Allocation; Computer Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Retail Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; United States; Minnesota; Minneapolis; Saint Paul; St. Paul

03 Jan 2007
First Look

First Look: January 3, 2007

Working PapersCan Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia Authors:Nava Ashraf, James Berry, and Jesse M. Shapiro Abstract The pricing... View Details

Keywords: Sean Silverthorne

20 May 2020
News

Has Occupational Licensing Outlived Its Usefulness?

2018
Working Paper

Opportunistic Returns and Dynamic Pricing: Empirical Evidence from Online Retailing in Emerging Markets

By: Chaithanya Bandi, Antonio Moreno, Donald Ngwe and Zhiji Xu

We investigate how dynamic pricing can lead to higher operational costs through more product returns in the online retail industry. Dynamic pricing has been widely applied by many online retailers. Research has shown that, in response to dynamic pricing, some customers... View Details

Keywords: Price; Policy; Consumer Behavior; Cost Management; Emerging Markets; Retail Industry