Publications

August 2014
Article

Incentives in a Stage-Gate Process

By: Raul O. Chao, Kenneth C. Lichtendahl and Yael Grushka-Cockayne

Many large organizations use a stage‐gate process to manage new product development projects. In a typical stage‐gate process project managers learn about potential ideas from research and exert effort in development while senior executives make intervening go/no‐go... View Details

Keywords: Stage-Gate Process; Production; Operations; Product Development; Innovation and Invention

03 Mar 2022
HBS Seminar

Daniela Saban, Stanford

Network Competition and Exclusive Contracts: Evidence from News Agencies

This paper studies exclusive vertical contracts in network industries and asks whether exclusive arrangements intended to be anti-competitive in one market segment can be pro-competitive in another. The setting is news agencies in the early 20th-century United States,... View Details

Regina E. Herzlinger

Regina E. Herzlinger is the Nancy R. McPherson Professor of Business Administration at the Harvard Business School. She was the first woman to be tenured and chaired at Harvard Business School and serve on many established and start-up corporate health care/medical... View Details

Keywords: health care; insurance industry; medical devices; retailing; digital health

December 2021
Article

Seeing Oneself as a Valued Contributor: Social Worth Affirmation Improves Team Information Sharing

By: Julia Lee Cunningham, Francesca Gino, Dan Cable and Bradley Staats

Teams often fail to reach their potential because members’ concerns about being socially accepted prevent them from offering their unique perspectives to the team. Drawing on relational self and self-affirmation theory, we argue that affirmation of team members’ social... View Details

Keywords: Social Worth Affirmation; Relational Identity; Self-affirmation; Information Sharing In Teams; Concerns About Social Acceptance; Groups and Teams; Identity; Relationships; Knowledge Sharing

November 2020
Article

Taxation in Matching Markets

By: Arnaud Dupuy, Alfred Galichon, Sonia Jaffe and Scott Duke Kominers

We analyze the effects of taxation in two-sided matching markets, i.e., markets in which all agents have heterogeneous preferences over potential partners. In matching markets, taxes can generate inefficiency on the allocative margin by changing who is matched to whom,... View Details

Keywords: Matching Markets; Labor Markets; Taxation; Labor; Markets

October 2007
Article

The Power of Stars: Do Star Actors Drive the Success of Movies?

By: Anita Elberse

Is the involvement of star actors critical to the success of motion pictures? Film studios, which they regularly pay multimillion-dollar fees to star actors, seem driven by that belief. I shed light on the returns on this investment using an event study that considers... View Details

Keywords: Talent and Talent Management; Film Entertainment; Investment Return; Revenue; Compensation and Benefits; Resource Allocation; Success; Motion Pictures and Video Industry

Web

Teaching by the Case Method - Christensen Center for Teaching & Learning

Teaching Questions for Class Discussions Teaching Quantitative Material Strategies and Tactics for Sensitive Topics Curriculum Innovation The case method has evolved so students may act as decision-makers in new engaging formats: Game View Details

March 2016 (Revised February 2023)
Teaching Note

Advertising Experiments at RestaurantGrades

By: Michael Luca, Weijia Dai and Hyunjin Kim

Advertising Experiments at RestaurantGrades is an exercise in which students are asked to analyze and make a recommendation on the basis of simulated experimental data. The setting is a hypothetical restaurant review company called RestaurantGrades (RG), which shows... View Details

Keywords: Advertising Campaigns; Marketing; Digital Marketing; Analysis; Performance Effectiveness

March 2006 (Revised February 2007)
Case

UBS: Towards the Integrated Firm

By: Rajiv Lal, Nitin Nohria and Carin-Isabel Knoop

In late June 2005, UBS Group CEO Peter Wuffli--anointed "Master of Zurich" by the financial press--was returning to Zurich from the firm's latest three-day Senior Leadership Conference (SLC). Tapping 600 top managers, this SLC featured an outdoor event at a former... View Details

Keywords: Integration; Programs; Leadership; Talent and Talent Management; Trust

Educators

March 2001 (Revised September 2005)
Case

Madison Avenue: Digital Media Services (C)

By July 2000, Madison Avenue had experienced extraordinary growth in sales, employees, clients, and service offerings. From late 1999 to July 2000, the company had taken several initiatives to redesign its internal processes so that the firm could continue to grow,... View Details

Keywords: Service Operations; Digital Marketing; Product Development; Growth and Development Strategy; Advertising Industry

Educators

2023
Working Paper

Distributionally Robust Causal Inference with Observational Data

By: Dimitris Bertsimas, Kosuke Imai and Michael Lingzhi Li

We consider the estimation of average treatment effects in observational studies and propose a new framework of robust causal inference with unobserved confounders. Our approach is based on distributionally robust optimization and proceeds in two steps. We first... View Details

Keywords: AI and Machine Learning; Mathematical Methods

March 2022
Article

Learning to Rank an Assortment of Products

By: Kris Ferreira, Sunanda Parthasarathy and Shreyas Sekar

We consider the product ranking challenge that online retailers face when their customers typically behave as “window shoppers”: they form an impression of the assortment after browsing products ranked in the initial positions and then decide whether to continue... View Details

Keywords: Online Learning; Product Ranking; Assortment Optimization; Learning; Internet and the Web; Product Marketing; Consumer Behavior; E-commerce

2021
Article

Does Fair Ranking Improve Minority Outcomes? Understanding the Interplay of Human and Algorithmic Biases in Online Hiring

By: Tom Sühr, Sophie Hilgard and Himabindu Lakkaraju

Ranking algorithms are being widely employed in various online hiring platforms including LinkedIn, TaskRabbit, and Fiverr. Prior research has demonstrated that ranking algorithms employed by these platforms are prone to a variety of undesirable biases, leading to the... View Details

Article

Transition to Clean Technology

By: Daron Acemoglu, Ufuk Akcigit, Douglas Hanley and William R. Kerr

We develop a microeconomic model of endogenous growth where clean and dirty technologies compete in production and innovation, in the sense that research can be directed to either clean or dirty technologies. If dirty technologies are more advanced to start with, the... View Details

Keywords: Technological Innovation; Entrepreneurship; Environmental Sustainability; Green Technology Industry

11 Sep 2017
Research & Ideas

Why Employers Favor Men

discrimination does indeed work against women in the hiring process. Testing for gender bias To simulate a real-life hiring situation, the researchers created online experiments with 100 participants representing workers seeking jobs, and... View Details

Keywords: by Dina Gerdeman

09 Jan 2024
In Practice

Harnessing AI: What Businesses Need to Know in ChatGPT’s Second Year

contexts demonstrated that generative AI has the potential to enhance productivity (speed and efficiency of task completion), quality (precision in execution), and creativity (albeit with limitations). Notably, the simulation of synthetic... View Details

Keywords: by Rachel Layne; Information Technology

2025
Working Paper

Policy-Aware Experimentation: Strategic Sampling for Optimized Targeting Policies

By: Yi-Wen Chen, Eva Ascarza and Oded Netzer

Firms often rely on randomized experiments to estimate customer-level treatment effects for targeting policies. Standard "test-then-learn" approaches typically sample customers uniformly to optimize estimation accuracy but ignore economic objectives, leading to... View Details

Keywords: Research; Customer Focus and Relationships; Profit

SSRN