Publications

June 2023 (Revised February 2024)
Case

Betting on Green Steel

By: George Serafeim and Sofoklis Melissovas

'Betting on Green Steel' traces the innovative journey embarked upon by a group of MBA students who have set out to conceive a novel steelmaker that pioneers the production of green steel. The ensemble is confronted with a series of critical choices that will shape the... View Details

Keywords: Decarbonization; Sustainability Management; Technology; Industrialization; Climate Risk; Energy; Entrepreneurship; Environmental Sustainability; Technology Adoption; Climate Change; Innovation and Invention; Business Strategy; Family Business; Steel Industry; Middle East; India

Research Summary

Hedging Asian Options: Closed-Form Solutions Using the Malliavin Calculus

Hedging path-dependent options requires non-standard tools because the price processes no longer have smooth stochastic differentials. I show how the Malliavin calculus can be used to overcome the specific difficulties introduced by the averaging behavior of... View Details

February 2014 (Revised April 2014)
Supplement

Pixability: Managing a Corporate Board (Pre Class)

By: Noam Wasserman

"Bettina’s Board Walk" examines the board management methods of Bettina Hein, Founder-CEO of Pixability, Inc., as she prepares for and conducts a standard board meeting. The case is designed to give students an understanding of the delicate dynamics inherent in board... View Details

Keywords: Entrepreneurial Management; Board Of Directors; Entrepreneurship

24 Feb 2022
Video

Professor Arthur Segel: Unexpected

Research Summary

Cost Management and Management Control Systems in Hospitals

By: V.G. Narayanan

Hospitals tend not to have very good cost accounting and control systems. More broadly, there is enormous opportunity for managing costs and aligning incentives in the health care industry. I am studying how cost accounting methods can be used to... View Details

08 Jan 2012
News

Progress Principle: You're More Important Than You Think

Web

PhD Programs - Doctoral

requirements and curriculum, read student profiles as well as student research , and placement information. The PhD in Business Administration grounds students in the disciplinary theories and research methods that form the foundation of... View Details

Ryan L. Raffaelli

Ryan Raffaelli is the Marvin Bower Associate Professor of Business Administration at Harvard Business School. He created and teaches the MBA course "Leadership: Execution and Action Planning" (LEAP) and serves... View Details

Keywords: publishing industry; advertising; consulting; information technology industry; grocery; nonprofit industry; retailing; consumer products; federal government

2020
Article

Fast Exact Matrix Completion: A Unified Optimization Framework for Matrix Completion

By: Dimitris Bertsimas and Michael Lingzhi Li

We formulate the problem of matrix completion with and without side information as a non-convex optimization problem. We design fastImpute based on non-convex gradient descent and show it converges to a global minimum that is guaranteed to recover closely the... View Details

Keywords: Mathematical Methods

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28 May 2015
News

Breaking the Death Grip of Legacy Technologies

September 2023
Module Note

Live Case Exercise for Financial Reporting

By: Tatiana Sandino and Marshal Herrmann

Harvard Business School employs the case method as a cornerstone of its pedagogy, providing students with opportunities to engage in discussions related to difficult or contentious decisions confronted by real-world organizations. In this “live case,” we depart from... View Details

Keywords: Financial Reporting; Research; Corporate Disclosure

11 Dec 2018
Blog Post

Recap of the 4th Annual Women in Investing Summit

peers. At HBS, the case method provides an opportunity to distill work experience and hundreds of cases into one’s own leadership philosophy. HBS also offers distinguished faculty, many of whom have run companies, led investment firms, or... View Details

October 2010 (Revised October 2011)
Case

Polyface: The Farm of Many Faces

By: Deishin Lee and Stephanie van Sice

This case explores a method of value creation through exploiting synergies that exist in an environment where there is diversity. The context of the case is a farm where biodiversity is leveraged to create value. This is contrasted to industrial farming, which operates... View Details

Keywords: Agribusiness; Product Development; Production; Corporate Social Responsibility and Impact; Environmental Sustainability; Value Creation; Agriculture and Agribusiness Industry

9 AM – 10 AM EST, 28 Feb 2017
Webinars: Trending@HBS

A Strategy for Leading Innovation

Creating a new business and optimizing an existing one are two fundamentally different management challenges. How can leaders meet the performance requirements of an existing business--one that is still thriving--while dramatically reinventing it? Govindarajan expands... View Details

September 2002 (Revised March 2003)
Technical Note

Technical Note on Equity-Linked Consideration, Part 1: All-Stock Deals

By: Carliss Y. Baldwin

What the acquiring company pays for a target in a merger or acquisition is called "consideration." Consideration can be in the form of cash, shares, or a combination of cash and shares. During the 1990s, equity-linked consideration became the dominant method of payment... View Details

Keywords: Price; Acquisition; Business and Shareholder Relations

Teaching Interest

Field Immersion Experiences in Leadership Development

By: Frances X. Frei

HBS students have traditionally been immersed in a case-study method that has encouraged them to think like leaders. As a part of the school’s recent curriculum innovation, Field Immersion Experiences for Leadership Development (FIELD) gives students meaningful... View Details

2013
Working Paper

J. Richard Hackman (1940-2013)

By: Ruth Wageman and Teresa M. Amabile

When J. Richard Hackman died in Cambridge, Massachusetts, on January 8, 2013, psychology lost a giant. Six and a half feet tall, with an outsize personality to match, Richard was the leading scholar in two distinct areas: work design and team effectiveness. In both... View Details

Keywords: Social Psychology; Organizational Design; Groups and Teams; Personal Development and Career; Education Industry; Cambridge

SSRN

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October 2011 (Revised July 2012)
Supplement

Mike Mayo Takes on Citigroup (B)

By: Suraj Srinivasan and Amy Kaser

Mike Mayo takes on Citigroup (B) is a supplementary exercise to go along with Mike Mayo takes on Citigroup (A) case and is designed to give students an opportunity to understand the creation of deferred tax liabilities (DTLs) and the life cycle of a DTL using an... View Details

Keywords: Taxation; Accounting; Banking Industry

August 2008 (Revised July 2011)
Case

Consumer Payment Systems — United States

By: Benjamin Edelman and Andrei Hagiu

In 2008, the U.S. consumer payments landscape was characterized by the ongoing prevalence of credit and debit card networks, the decline of checks, the rise of stored value cards, and the growth of new payment methods such as PayPal, Bill Me Later, and decoupled debit.... View Details

Keywords: Borrowing and Debt; Financial Management; Personal Finance; Digital Platforms; Motivation and Incentives; Competitive Strategy; Internet and the Web; United States