Publications

Educators

November 2012 (Revised January 2013)
Case

Companion Diagnostics: Uncertainties for Approval and Reimbursement

By: Richard G. Hamermesh, Norman C. Selby and Phillip Andrews

The FDA approvals of novel therapeutics were seen as signs in the personalized medicine community of real progress in the growth of personalized medicine. The FDA's approval of such drugs, along with companion diagnostics, suggested a shift in thinking and regulatory... View Details

Keywords: Models Of Reimbursement; Personalized Medicine; Regulation; Healthcare Reform; Health Care and Treatment; Health Industry; United States

Educators

December 2012
Article

Evidence on the Use of Unverifiable Estimates in Required Goodwill Impairment

By: Karthik Ramanna and Ross L. Watts

SFAS 142 requires managers to estimate the current fair value of goodwill to determine goodwill write-offs. In promulgating the standard, the FASB predicted managers will, on average, use the fair value estimates to convey private information on future cash flows. The... View Details

Keywords: Goodwill Impairment; Fair-value Accounting; FASB; SFAS 142; Fair Value Accounting; Standards; Cash Flow; Agency Theory; Motivation and Incentives; Forecasting and Prediction; Goodwill Accounting

SSRN

2010
Working Paper

Prosocial Spending and Well-Being: Cross-Cultural Evidence for a Psychological Universal

By: Lara B. Aknin, Christopher P. Barrington-Leigh, Elizabeth W. Dunn, John F. Helliwell, Robert Biswas-Diener, Imelda Kemeza, Paul Nyende, Claire Ashton-James and Michael I. Norton

This research provides the first support for a possible psychological universal: human beings around the world derive emotional benefits from using their financial resources to help others (prosocial spending). Analyzing survey data from 136 countries, we show that... View Details

Keywords: Spending; Philanthropy and Charitable Giving; Happiness; Motivation and Incentives; Welfare; Uganda; Canada

2005
Working Paper

Investor Sentiment and the Cross-Section of Stock Returns

By: Malcolm Baker and Jeffrey Wurgler

We examine how investor sentiment affects the cross-section of stock returns. Theory predicts that a broad wave of sentiment will disproportionately affect stocks whose valuations are highly subjective and are difficult to arbitrage. We test this prediction by studying... View Details

Keywords: Investment Return; Behavioral Finance; Stocks; Theory; Forecasting and Prediction

Why are some teams more effective than others at using their members' expertise to achieve short-term performance and longer term developmental benefits? We propose that a critical factor is expertise dissensus-members' differing perceptions of each other's level of... View Details

15 Aug 2023
Research & Ideas

Why Giving to Others Makes Us Happy

private, these types of experiments provide a conservative test of whether giving to other people can increase positive mood.” After keeping the goody-bag for themselves or giving it away to others, the researchers asked questions to... View Details

Keywords: by Michael Blanding

January 2008
Article

Mastering the Management System

By: Robert S. Kaplan and David P. Norton

Companies have always found it hard to balance pressing operational concerns with long-term strategic priorities. The tension is critical: World-class processes won't lead to success without the right strategic direction, and the best strategy in the world will get... View Details

Keywords: Framework; Management Analysis, Tools, and Techniques; Management Systems; Operations; Performance Improvement; Strategy

19 Mar 2014
Working Paper Summaries

The Use of Broker Votes to Reward Brokerage Firms’ and Their Analysts’ Research Activities

Keywords: by David A. Maber, Boris Groysberg & Paul M. Healy; Financial Services

2014
Working Paper

The Unfairness Trap: A Key Missing Factor in the Economic Theory of Discrimination

By: Jordan I. Siegel, Naomi Kodama and Hanna Halaburda

Prior evidence linking increased female representation in management to corporate performance has been surprisingly mixed, due in part to data limitations and methodological difficulties, and possibly to omission of a fairness factor in the economic theory of... View Details

Keywords: Managerial Roles; Fairness; Performance Productivity; Gender; Japan

SSRN

12 Mar 2024
Research & Ideas

Publish or Perish: What the Research Says About Productivity in Academia

publication outputs also works against tenured professors, who typically spend more time on longer lead-time projects, such as writing books or advising policymakers. The Harvard team looked instead at per-hour research output to test the... View Details

Keywords: by Ben Rand; Education

July – August 2011
Article

Deliberate Learning to Improve Performance in Dynamic Service Settings: Evidence from Hospital Intensive Care Units

By: I. M. Nembhard and A. L. Tucker

Dynamic service settings-characterized by workers who interact with customers to deliver services in a rapidly changing, uncertain, and complex environment (e.g., hospitals)-play an important role in the economy. Organizational learning studies in these settings have... View Details

Keywords: Experience and Expertise; Customer Focus and Relationships; Learning; Health Care and Treatment; Service Delivery; Performance Improvement; Quality; Groups and Teams; Cooperation; Health Industry

29 Oct 2024
HBS Seminar

Lynn Wu, Wharton

19 Oct 2021
Cold Call Podcast

Should Global Beer Company Molson Coors Dive into the Cannabis Beverages Business?

Keywords: Re: Derek C. M. van Bever

02 Nov 2006
Working Paper Summaries

Organizational Response to Environmental Demands: Opening the Black Box

Keywords: by Magali A. Delmas & Michael W. Toffel

2024
Working Paper

Advice and the Bayesian Entrepreneur

By: Susan Cohen and Rembrand Koning

Bayesian entrepreneurship starts from the premise that entrepreneurs’ beliefs guide their theorizing, experimentation, and choices (Agrawal et al., n.d.). Since each entrepreneur has unique beliefs based on their own set of past experiences, cognitive ability, and... View Details

Keywords: Entrepreneurship; Decision Choices and Conditions

April 2024
Article

Demand-and-Supply Imbalance Risk and Long-Term Swap Spreads

By: Samuel G. Hanson, Aytek Malkhozov and Gyuri Venter

We develop and test a model in which swap spreads are determined by end users' demand for and constrained intermediaries’ supply of long-term interest rate swaps. Swap spreads reflect compensation both for using scarce intermediary capital and for bearing convergence... View Details

Keywords: Swap Spreads; Credit Derivatives and Swaps; Interest Rates; Risk and Uncertainty; Volatility

March 2024
Case

Biomanufacturing Decentralization by Stämm

By: Paul A. Gompers, Jenyfeer Martínez Buitrago and Mariana Cal

In Buenos Aires, Argentina, cousins Llamazares and D’Alvia founded Stämm, a startup based on the idea of decentralizing biomanufacturing processes and downsizing biotech facilities. After raising its seed and series A rounds, and while finalizing its series B round in... View Details

Keywords: Business Model; Business Startups; Entrepreneurship; Venture Capital; Selection and Staffing; Technological Innovation; Science-Based Business; Business Strategy; Commercialization; Growth and Development Strategy; Product Launch; Research and Development; Biotechnology Industry; Latin America; South America; Argentina; Buenos Aires

Educators

September 2020 (Revised July 2022)
Exercise

Artea (B): Including Customer-Level Demographic Data

By: Eva Ascarza and Ayelet Israeli

This collection of exercises aims to teach students about 1)Targeting Policies; and 2)Algorithmic bias in marketing—implications, causes, and possible solutions. Part (A) focuses on A/B testing analysis and targeting. Parts (B),(C),(D) Introduce algorithmic bias. The... View Details

Keywords: Targeting; Algorithmic Bias; Race; Gender; Marketing; Diversity; Customer Relationship Management; Demographics; Prejudice and Bias; Retail Industry; Apparel and Accessories Industry; Technology Industry; United States

March 2012
Article

The Hierarchical Face: Higher Rankings Lead to Less Cooperative Looks

By: Patricia Chen, Christopher G. Myers, Shirli Kopelman and Stephen M. Garcia

In 3 studies, we tested the hypothesis that the higher ranked an individual's group is, the less cooperative the facial expression of that person is judged to be. Study 1 established this effect among business school deans, with observers rating individuals from higher... View Details

Keywords: Rank and Position; Cooperation