Publications

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Robert Simons is a Baker Foundation Professor at Harvard Business School. For over 35 years, Simons has taught accounting, management control, and strategy execution courses in both the Harvard MBA and Executive Education Programs. For 2024/25, he is teaching a... View Details

20 Oct 2011
Research & Ideas

Getting the Marketing Mix Right

what is called the Invariant Proportion of Substitution (IPS) property, which implies that the proportion of demand generated by taking business away from a competitor is the same, no matter which marketing activity is used. "These... View Details

Keywords: by Dina Gerdeman

August 2012
Case

Polar Sports, Inc.

By: W. Carl Kester and Wei Wang

Polar Sports, Inc. is a fashion skiwear manufacturing company in Littleton, Colorado. The company has a unique design for skiwear using a special synthetic material that improves insulation and durability. The ski apparel industry is highly competitive and the best way... View Details

Keywords: Production; Decision Choices and Conditions; Competitive Strategy; Corporate Finance; Manufacturing Industry; Apparel and Accessories Industry; Sports Industry; Colorado

January 2020
Case

SK Group: Social Progress Credits

By: George Serafeim, Ethan Rouen and David Freiberg

SK Group was one of the largest companies South Korea. A family-run conglomerate consisting of around 120 subsidiaries and employing more than 100,000, SK was tightly knit into the fabric of Korean society. SK viewed their future success as contingent upon the strength... View Details

November 2023
Article

Open Source Software and Global Entrepreneurship

By: Nataliya Langburd Wright, Frank Nagle and Shane Greenstein

This is the first study to consider the relationship between open source software (OSS) and entrepreneurship around the globe. This study measures whether country-level participation on the GitHub OSS platform affects the founding of innovative ventures, and where it... View Details

Keywords: Entrepreneurship; Applications and Software; Business Ventures; Development Economics; Innovation and Invention; Global Range

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28 Jan 2020
Book

Advanced Leadership Requires More Than Outside-The-Box Thinking

Change the World One Smart Innovation at a Time is to be published today. Kanter is the Ernest L. Arbuckle Professor of Business Administration at Harvard Business School. In addition to her many years of teaching and research at HBS,... View Details

Keywords: by Sean Silverthorne

May 2019
Background Note

Developing Yourself as a Leader: A Framework for Millennial High Potentials & Emerging Leaders: How to PACE Your Self-Development

By: Ethan Bernstein and Kirstin Lynde

Millennials are redefining what it means to develop future leaders. In business organizations, leadership development—defined as “the expansion of a person's capacity to be effective in leadership roles and processes“—has traditionally been the work of corporate... View Details

Keywords: Talent and Talent Management; Human Resources; Leadership Development; Leadership Style; Leadership; Goals and Objectives; Management Skills; Management Style

June 2011 (Revised June 2012)
Case

Sephora Direct: Investing in Social Media, Video, and Mobile

By: Elie Ofek and Alison Berkley Wagonfeld

Julie Bornstein, senior vice president of Sephora Direct, is seeking to double her budget for social media and other digital marketing initiatives for 2011. A number of digital efforts implemented in the past two years seem to be bearing fruit and there is a desire to... View Details

Keywords: History; Leadership; Marketing Strategy; Marketing; Emerging Markets; Investment Return; Investment Funds; Budgets and Budgeting

Research Summary

Sovereign Debt as a Contingent Claim: A Quantitative Approach (joint with Fabio Kanczuk)

By: Laura Alfaro

We construct a dynamic equilibrium model with contingent service and adverse selection to quantitatively study sovereign debt. In the model, benefits of defaulting are tempered by higher future interest rates. For a wide parameter, the only equilibrium is one in which... View Details

2009
Working Paper

Corrigendum to 'Resource-Monotonicity for House Allocation Problems'

By: Bettina-Elisabeth Klaus and Lars Ehlers

Ehlers and Klaus (2003) study so-called house allocation problems and claim to characterize all rules satisfying efficiency, independence of irrelevant objects, and resource-monotonicity on two preference domains (Ehlers and Klaus, 2003, Theorem 1).... View Details

Keywords: Equality and Inequality; Resource Allocation

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April 12, 2022
Article

Evaluation of Individual and Ensemble Probabilistic Forecasts of COVID-19 Mortality in the United States

By: Estee Y. Cramer, Evan L. Ray, Velma K. Lopez, Johannes Bracher, Andrea Brennen, Alvaro J. Castro Rivadeneira, Michael Lingzhi Li and et al.

Short-term probabilistic forecasts of the trajectory of the COVID-19 pandemic in the United States have served as a visible and important communication channel between the scientific modeling community and both the general public and decision-makers. Forecasting models... View Details

Keywords: COVID-19; Forecasting and Prediction; Health Pandemics; Mathematical Methods; Partners and Partnerships

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2017
Working Paper

Investment Timing with Costly Search for Financing

By: Samuel Antill

I develop a dynamic model of investment timing in which firms must first choose when to search for external financing. Search is costly and the arrival of investors is uncertain, leading to delay in financing and investment. Depending on parameters, my model can... View Details

Keywords: Real Options; Search And Bargaining; Time-varying Financial Conditions; Investment; Venture Capital; Mathematical Methods

SSRN

October 2022
Case

Star Magnolia Capital: Becoming Experts at Finding Experts

By: Lauren Cohen, Hao Gao, River Ewing and Grace Headinger

Shinya Deguchi, Founder and Managing Partner of Star Magnolia Capital, a Shanghai-based multi-family office (MFO), considered how to convince a new prospective family that the MFO’s endowment model approach would best suit their needs. In recent decades, there has been... View Details

Keywords: China; Asia; Family Office; Shanghai; Financial Industry; Asset Management; Financial Instruments; Financial Management; Financial Strategy; Investment; Investment Return; Investment Portfolio; Human Capital; Family Business; Financial Services Industry; China; Shanghai

Gary Pisano is the Harry E. Figgie, Jr. Professor of Business Administration at the Harvard Business School where he has been on the faculty since 1988. From 2018-2023, Pisano was Harvard Business School’s Senior Associate Dean for Faculty Promotion and... View Details

Keywords: biotechnology; electronics; health care; manufacturing; pharmaceuticals

Article

Valuation of Bankrupt Firms

By: S. C. Gilson, E. S. Hotchkiss and R. S. Ruback

This study compares the market value of firms that reorganize in bankruptcy with estimates of value based on management's published cash flow projections. We estimate firm values using models that have been shown in other contexts to generate relatively precise... View Details

Keywords: Valuation; Business Ventures; Insolvency and Bankruptcy

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13 Oct 2006
Working Paper Summaries

Pricing Liquidity: The Quantity Structure of Immediacy Prices

Keywords: by George C. Chacko, Jakub W. Jurek & Erik Stafford

December 2019
Article

Costly Concessions: An Empirical Framework for Matching with Imperfectly Transferable Utility

By: Alfred Galichon, Scott Duke Kominers and Simon Weber

We introduce an empirical framework for models of matching with imperfectly transferable utility and unobserved heterogeneity in tastes. Our framework allows us to characterize matching equilibrium in a flexible way that includes as special cases the classic fully- and... View Details

Keywords: Sorting; Matching; Marriage Market; Intrahousehold Allocation; Imperfectly Transferable Utility; Marketplace Matching; Mathematical Methods

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2023
Chapter

Marketing Through the Machine’s Eyes: Image Analytics and Interpretability

By: Shunyuan Zhang, Flora Feng and Kannan Srinivasan

he growth of social media and the sharing economy is generating abundant unstructured image and video data. Computer vision techniques can derive rich insights from unstructured data and can inform recommendations for increasing profits and consumer utility—if only the... View Details

Keywords: Transparency; Marketing Research; Algorithmic Bias; AI and Machine Learning; Marketing

November 2023 (Revised April 2024)
Case

Khanmigo: Revolutionizing Learning with GenAI

By: William A. Sahlman, Allison M. Ciechanover and Emily Grandjean

Already a leader in the edtech space since its 2008 launch, Khan Academy was now one of the first edtech organizations to embrace generative artificial intelligence ("genAI"). In March 2023, Khan Academy began beta testing Khanmigo, a genAI “guide” and tutor built with... View Details

Keywords: Technology Adoption; Leading Change; Entrepreneurship; Risk and Uncertainty; Education; AI and Machine Learning; Corporate Social Responsibility and Impact; Education Industry; Technology Industry; United States; San Francisco