Publications

Article

Search-Based Peer Firms: Aggregating Investor Perceptions Through Internet Co-Searches

By: Charles M.C. Lee, Paul Ma and Charles C.Y. Wang

Applying a "co-search" algorithm to Internet traffic at the SEC's EDGAR website, we develop a novel method for identifying economically-related peer firms and for measuring their relative importance. Our results show that firms appearing in chronologically adjacent... View Details

Keywords: Peer Firm; EDGAR Search Traffic; Revealed Preference; Co-search; Industry Classification; Perception; Internet and the Web; Investment

2014
Working Paper

Search-Based Peer Firms: Aggregating Investor Perceptions Through Internet Co-Searches

By: Charles M.C. Lee, Paul Ma and Charles C.Y. Wang

Applying a "co-search" algorithm to Internet traffic at the SEC's EDGAR web-site, we develop a novel method for identifying economically-related peer firms and for measuring their relative importance. Our results show that firms appearing in chronologically adjacent... View Details

Keywords: Peer Firm; EDGAR Search Traffic; Revealed Preference; Co-search; Industry Classification; Analytics and Data Science; Internet and the Web; Mathematical Methods; Corporate Finance

SSRN

March 2019
Article

A Structural Analysis of the Role of Superstars in Crowdsourcing Contests

By: Shunyuan Zhang, Param Singh and Anindya Ghose

We investigate the long-term impact of competing against superstars in crowdsourcing contests. Using a unique 50-month longitudinal panel data set on 1677 software design crowdsourcing contests, we illustrate a learning effect where participants are able to improve... View Details

Keywords: Crowdsourcing Contests; Superstar Effect; Bayesian Learning; Utility; Economics Of Information System; Dynamic Structural Model; Dynamic Programming; Markov Chain; Monte Carlo; Learning; Competition; Performance Improvement

Find at Harvard

January 2021 (Revised March 2021)
Case

THE YES: Reimagining the Future of E-Commerce with Artificial Intelligence (AI)

By: Jill Avery, Ayelet Israeli and Emma von Maur

THE YES, a multi-brand shopping app launched in May 2020 offered a new type of buying experience for women’s fashion, driven by a sophisticated algorithm that used data science and machine learning to create and deliver a personalized store for every shopper, based on... View Details

Keywords: Data; Data Analytics; Artificial Intelligence; AI; AI Algorithms; AI Creativity; Fashion; Retail; Retail Analytics; E-Commerce Strategy; Platform; Platforms; Big Data; Preference Elicitation; Preference Prediction; Predictive Analytics; App Development; ＂Marketing Analytics＂; Advertising; Mobile App; Mobile Marketing; Apparel; Online Advertising; Referral Rewards; Referrals; Female Ceo; Female Entrepreneur; Female Protagonist; Analytics and Data Science; Analysis; Creativity; Marketing Strategy; Brands and Branding; Consumer Behavior; Demand and Consumers; Forecasting and Prediction; Marketing Channels; Digital Marketing; Internet and the Web; Mobile and Wireless Technology; AI and Machine Learning; E-commerce; Digital Platforms; Fashion Industry; Retail Industry; Apparel and Accessories Industry; Consumer Products Industry; United States

Educators

05 Sep 2019
Working Paper Summaries

The Value of Intermediation in the Stock Market

Keywords: by Marco Di Maggio, Mark Egan, and Francesco Franzoni

Research Summary

Convergence of Media & Technology: Long-tail vs. Large body

What is the empirical relationship between preferences and technology adoption? Focus on information search & technology. Joint work with Bharat Anand View Details

Research Summary

Consumer Behavior and Health

Professor Riis studies consumer behavior and health using the methods and theories of experimental psychology and behavioral economics. Particular problems that he is currently investigating include:

• Information use and decision making in food service... View Details

21 Jun 2018
Blog Post

Living in a Dorm at HBS

If you could go back and change anything about your housing at HBS, what would it be? Nothing. I love my location, love the size of my room, love the convenience of a dorm, love the short lease, and love the people in my dorm. For more View Details

July 1990 (Revised September 1995)
Case

Singapore TradeNet: A Tale of One City

Describes the development of a new information technology-based trade document administration environment for the city-state of Singapore. A considerable effort, involving many governmental and private sector organizations, results in a new set of practices and... View Details

Keywords: Leadership; Information Technology; Emerging Markets; Policy; Public Administration Industry; Singapore

Educators

October 2023
Article

Matching Mechanisms for Refugee Resettlement

By: David Delacrétaz, Scott Duke Kominers and Alexander Teytelboym

Current refugee resettlement processes account for neither the preferences of refugees nor the priorities of hosting communities. We introduce a new framework for matching with multidimensional knapsack constraints that captures the (possibly multidimensional) sizes of... View Details

Keywords: Refugee Resettlement; Matching; Matching Markets; Matching Platform; Matching With Contracts; Algorithms; Refugees; Market Design

Find at Harvard

Research Summary

Interviewing and Dating in Two-Sided Matching Markets: Coordination and Communication (joint with M. Schwarz)

We introduce the interview assignment problem, which generalizes the one-to-one matching model of Gale Shapley (1962) by including a stage of costly information acquisition. Agents do not know their preferences over potential partners unless they choose to conduct... View Details

April 1980
Case

Peter Green's First Day

Peter Green, a new salesperson for Scott Carpets, learns firsthand that his largest account has always been given a discount based on falsified information and expects the same preferred treatment to continue. Peter's boss condones the discount. Peter must decide... View Details

Keywords: Ethics; Rank and Position; Conflict and Resolution

Educators

08 Nov 2019
HBS Seminar

Galit Eizman (Research Associate, Harvard Kennedy School) (paper joint with Alice Ruichen Wang, Renmin Univ, China), Harvard Kennedy School

17 Aug 2023
Research & Ideas

‘Not a Bunch of Weirdos’: Why Mainstream Investors Buy Crypto

ability to examine financial information and the decisions of crypto and non-crypto investors to make comparisons. The breadth of the data also allowed the team to compare crypto investing behavior to traditional investment vehicles by... View Details

Keywords: by Ben Rand

August 30, 2022
Article

School Choice Increases Racial Segregation Even When Parents Do Not Care About Race

By: Kalinda Ukanwa, Aziza C. Jones and Broderick L. Turner Jr.

This research examines how school choice impacts school segregation. Specifically, this work demonstrates that even if parents do not take the racial demographics of schools into account, preference differences between Black and White parents for other school... View Details

Keywords: Decision Choices and Conditions; Race; Policy; Early Childhood Education; Middle School Education; Secondary Education

Research Summary

Consumer Response to Online Ratings and Recommendations

Jolie is currently conducting several laboratory and field experiments to assess the tendency of individuals to employ predictable heuristics in complex information aggregation tasks, thus leading to search and choice behavior that is suboptimal relative to the fully... View Details

2024
Working Paper

Business Experiments as Persuasion

By: Orie Shelef, Rebecca Karp and Robert Wuebker

Much of the prior work on experimentation rests upon the assumption that entrepreneurs and managers use—or should optimally adopt—a "scientific approach" to test possible decisions before making them. This paper offers an alternative view of experimental strategy,... View Details

Keywords: Experimentation; Entrepreneurship; Strategy; Decision Making; Innovation Strategy

September–October 2013
Article

The Dynamic Advertising Effect of Collegiate Athletics

By: Doug J. Chung

I measure the spillover effect of intercollegiate athletics on the quantity and quality of applicants to institutions of higher education in the United States, popularly known as the "Flutie Effect." I treat athletic success as a stock of goodwill that decays over... View Details

Keywords: Choice Modeling; Entertainment Marketing; Heterogeneity; Panel Data; Structural Modeling; Rights; Analytics and Data Science; Higher Education; Ethics; Consumer Behavior; Advertising; Sports; Advertising Industry; Education Industry

SSRN

October 2013
Supplement

Dongfeng Nissan's Venucia (C)

By: Forest Reinhardt, Mayuka Yamazaki and G.A. Donovan

The (A) case describes the launch of a new passenger vehicle in China, produced jointly by Nissan of Japan and by Chinese automaker Dongfeng. Early sales results following the April 2012 launch were disappointing and the joint venture's managers had to decide how to... View Details

Keywords: China; Japan; Environment; Sustainability; Cross-cultural/cross-border; Competitive Strategy; Product Launch; Global Strategy; Multinational Firms and Management; Crisis Management; Cross-Cultural and Cross-Border Issues; Auto Industry; China; Japan