Publications

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

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

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

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

January 2018 (Revised August 2020)
Background Note

Continuous Software Development: Agile's Successor

By: Jeffrey J. Bussgang, Samuel Clemens and Olivia Hull

In recent years, the twin software development methodologies of continuous delivery and continuous deployment have risen to prominence in the start-up world and beyond. These methods have enabled technology companies large and small to accelerate their product... View Details

March 2015 (Revised January 2020)
Supplement

Behavioural Insights Team (B)

By: Michael Luca and Patrick Rooney

The Behavioural Insights Team case introduces students to the concept of choice architecture and the value of experimental methods (sometimes called A/B testing) within organizational contexts. The exercise provides an opportunity for students to apply these principles... View Details

Keywords: Behavioral Economics; Experiments; Choice Architecture; Public Entrepreneurship; United Kingdom

2011
Article

Bias in Search Results?: Diagnosis and Response

By: Benjamin Edelman

I explore allegations of search engine bias, including understanding a search engine's incentives to bias results, identifying possible forms of bias, and evaluating methods of verifying whether bias in fact occurs. I then consider possible legal and policy responses,... View Details

Keywords: Prejudice and Bias; Motivation and Incentives; Outcome or Result; Markets; Legal Liability; Policy; Search Technology; Performance Evaluation; Governing Rules, Regulations, and Reforms

Read Now

Jon M. Jachimowicz is an Assistant Professor of Business Administration in the Organizational Behavior Unit at Harvard Business School, where he teaches the Leadership and Organizational Behavior course (LEAD) in the Required Curriculum. He studies... View Details

February 2016 (Revised March 2022)
Case

Express Scripts: Promoting Prescription Drug Home Delivery (B)

By: John Beshears, Patrick Rooney and Jenny Sanford

The pharmacy benefit manager (PBM) sector processes prescription drug claims on behalf of companies that offer a prescription drug benefit to their employees. This case follows Bob Nease, Chief Scientist at Express Scripts, as he considers methods to promote home... View Details

Keywords: Pharmaceuticals; Prescription Drugs; Pharmacy Benefit Manager; PBM; Healthcare; Behavioral Economics; Choice Architecture; Active Choice; Health Care and Treatment; Service Delivery; Decision Choices and Conditions; Order Taking and Fulfillment; Compensation and Benefits

April 1999
Teaching Note

Finding New Markets for New and Disruptive Technologies: Managing Innovation, Overview Teaching Note for Module 2

By: Clayton M. Christensen

Provides instructors with an overview teaching note for the second module of the Managing Innovation course in which students explore the challenges and methods for defining and creating new markets for new technologies. In addition to summarizing each of the cases... View Details

Keywords: Disruption; Disruptive Innovation; Innovation and Management; Management Analysis, Tools, and Techniques; Emerging Markets; Planning; Problems and Challenges

June 1989 (Revised May 1993)
Case

Fairfield Inn (A)

By: James L. Heskett

The Fairfield Inn, an economy hotel venture by the Marriott Corp., has developed a novel method for selecting and measuring the performance of its hotel personnel that fits the company's strategy. Because it faces the need to grow rapidly, questions have arisen as to... View Details

Keywords: Selection and Staffing; Innovation and Invention; Growth and Development Strategy; Franchise Ownership; Performance Evaluation; Corporate Strategy; Accommodations Industry

01 Oct 2017
News

A republic at risk

17 Nov 2020
Video

New Founder Series: Customer Discovery

May–June 2018
Article

Layoffs That Don't Break Your Company: Better Approaches to Workforce Transition

By: Sandra J. Sucher and Shalene Gupta

Today layoffs have become companies’ default response to the challenges created by advances in technology and global competition. Yet research shows that job cuts rarely help senior leaders achieve their goals. Too often, they’re done for short-term gain, but the cost... View Details

Keywords: Job Cuts and Outsourcing; Organizational Change and Adaptation; Employees; Transition; Strategic Planning

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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