Publications

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

Find at Harvard

Web

Curriculum | MBA

likely in the life sciences or biotech space. Capstone Overview First Year AUGUST Harvard Business School Online CORe Harvard Business School NextGen Biotechnology Harvard Department of Stem Cell and Regenerative Biology FALL TERM Data... View Details

17 Nov 2015
Lessons from the Classroom

How Activist Investors Became Respectable

online well before any regulatory filing disclosed his holdings in the company. These tactics may have been designed for drama, but the investment strategy and its scale are nothing unusual today. Activist shareholders and the hedge funds... View Details

Keywords: by Joseph Fuller; Financial Services; Banking

September 2013 (Revised February 2016)
Case

GlaxoSmithKline: Sourcing Complex Professional Services

By: Heidi K. Gardner and Silvia Hodges Silverstein

Pharmaceutical company GlaxoSmithKline (GSK) uses an innovative new approach to procuring outside legal counsel: it replaces relationship-based selection and law firms' traditional time-based billing with data-driven decision making and an online reverse auction. In... View Details

Keywords: Legal Industry; Procurement; Professional Service Firms; Pricing; Competition; Change Management; Supply Chain Management; Legal Liability; Business Processes; Legal Services Industry; Pharmaceutical Industry

February 2024 (Revised July 2024)
Case

Taffi: Entrepreneurship in Saudi Arabia

By: Paul A. Gompers and Fares Khrais

Taffi was a tech-enabled fashion styling startup founded by Shahad Geoffrey in Saudi Arabia in 2020. Within three years of operating, Geoffrey had pivoted the business multiple times. In 2023, Geoffrey was attempting the business’s most ambitious pivot yet, shifting... View Details

Keywords: Business Startups; Disruption; Entrepreneurship; Venture Capital; Investment; Growth and Development Strategy; Business Strategy; AI and Machine Learning; Fashion Industry; Technology Industry; Saudi Arabia; Arabian Peninsula

November 2021 (Revised November 2023)
Case

Hitting Home: Amazon and Mary's Place

By: Paul M. Healy, Debora L. Spar and Amy Klopfenstein

In 2020, Amazon, the $386 billion online retail behemoth, built an eight-story shelter for women and families experiencing homelessness on its expanding headquarters in Seattle, Washington. The shelter, operated in partnership with a non-profit organization known as... View Details

Keywords: Business Ethics; Homelessness; Business And Society; Corporate Social Responsibility and Impact; Social Issues; Corporate Accountability; Urban Development; Society; Information Technology; Ethics; Technology Industry; Seattle; United States; North America

Web

Faculty & Research

HBS Book Negotiation: The Game Has Changed By: Max Bazerman The world has changed dramatically in just the past few years—and so has the game of negotiation. COVID-19, Zoom, political polarization, the online economy, increasing economic... View Details

Web

Admissions & Financial Support - Doctoral

Arts and Sciences , providing students with access to all that Harvard University has to offer. More information about our programs can be found on the program pages or you may join us for one of our outreach events online or in person.... View Details

March 2021
Case

The U.S. Home Improvement Sector in 2020

By: José Alvarez and David Lane

Provides an overview of the U.S. home improvement sector in 2020, reviewing sources of growth in the decade ending in 2020, with special attention to the impact of COVID-19 on market leaders Home Depot and Lowe’s and the spike in online revenues for both. Also noted... View Details

Keywords: Change Management; Trends; Leading Change; Operations; Organizational Change and Adaptation; Performance; Technology; Construction Industry; United States

23 Sep 2008
First Look

First Look: September 23, 2008

Working PapersSecuring Online Advertising: Rustlers and Sheriffs in the New Wild West Author:Benjamin G. Edelman Abstract Read the news of recent computer security guffaws, and it's striking how many problems stem from View Details

Keywords: Martha Lagace

October 1999 (Revised October 2005)
Case

Autobytel.com

By: Youngme E. Moon

Autobytel enjoys first-mover advantage in the Internet new car buying space. According to a number of metrics, it is the online leader in this category. However, a number of competitors have sprung up, raising questions about the long-term viability of Autobytel's... View Details

Keywords: Growth and Development Strategy; Internet and the Web; Marketing Channels; Strategy; Internet and the Web; Competition; Business Model; Service Operations; Budgets and Budgeting; Growth and Development; Auto Industry

21 Jan 2014
First Look

First Look: January 21

these features may also facilitate discrimination based on sellers' race, gender, age, or other aspects of appearance. In this paper, we test for racial discrimination against landlords in the online rental marketplace Airbnb.com. Using a... View Details

Keywords: Sean Silverthorne

April 2014 (Revised June 2014)
Case

Google Glass

By: Thomas Eisenmann, Lauren Barley and Liz Kind

In early 2014, business development executives at Google were formulating a distribution strategy for Glass, a wearable computer that projected information on a display viewable with an upward glance. Options, which were not mutually exclusive, included 1) continuing... View Details

Keywords: Entrepreneurship; Technological Innovation; Distribution Channels; Strategy; Partners and Partnerships; Technology Adoption

Program

Managing Health Care Delivery

live online sessions, and self-paced lessons, this health care management program emphasizes opportunities for innovation and prepares you to improve medical and economic outcomes at a time when patient needs are becoming more complex,... View Details

Keywords: Health Care; Health Care

04 Jul 2016
Research & Ideas

Is Your Org Chart Stuck in a Rut? Try a Scientific Experiment

chart from the same two years. Chances are, those two charts look pretty similar. Sure, there are organizational outliers, like online shoe-seller Zappos, which famously adopted “holacracy,” a structure of no job titles and no... View Details

Keywords: by Carmen Nobel

April 2019 (Revised April 2021)
Case

Wayfair

By: Jeffrey F. Rayport, Susie L. Ma and Matthew G. Preble

In 2016 Niraj Shah and Steve Conine, founders of online home goods retailer Wayfair, are faced with a decision about how to improve user experience on their e-commerce sites. A key driver of consumer interest and conversion to purchase in the home category is visual... View Details

Keywords: Visual Assets; Corporate Entrepreneurship; Decision Making; Business or Company Management; Growth Management; Innovation and Invention; Operations; Strategy; Technology; Retail Industry; Service Industry; United States; Massachusetts

May 2021
Simulation

Customer Compatibility Exercise Application

By: Ryan W. Buell

Customers impose considerable variability on the operating systems of service organizations. They show up when they wish (arrival variability), they ask for different things (request variability), they vary in their willingness and ability to help themselves (effort... View Details

Keywords: Customer Compatibility; Customer Relationship Management; Strategy; Service Operations; Service Delivery; Performance Efficiency; Analysis; Consumer Behavior; Analytics and Data Science