Publications

2007
Working Paper

Evidence from Goodwill Non-impairments on the Effects of Unverifiable Fair-Value Accounting

By: Karthik Ramanna and Ross L. Watts

SFAS 142 requires firms to use unverifiable fair-value estimates to determine goodwill impairments. Standard setters suggest managers will use the discretion given by such estimates to convey private information on future cash flows, while agency theory predicts... View Details

Keywords: Fair Value Accounting; Goodwill Accounting; Standards; Agency Theory

SSRN

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Gerald Chertavian is the Founder of Year Up, one of the nation’s largest and most effective youth workforce development programs. Chertavian was a successful technology entrepreneur and Wall Street banker, but it was through his many years as a Big Brother... View Details

March 2018 (Revised September 2019)
Case

Chewy.com (A)

By: Jeffrey F. Rayport and Matthew G. Preble

In late 2013, Ryan Cohen, cofounder and CEO of online pet products retailer Chewy.com, faces a “bet the company decision”—whether to stay with a third-party logistics provider (3PL) for all of its e-commerce fulfillment or to take the function in house. Cohen worries... View Details

Keywords: Pet Food; Pet Products; Retail; Growth and Development Strategy; Service Operations; Decision Choices and Conditions; E-commerce; Retail Industry; Service Industry; Florida; United States

Research Summary

'Optimal Incentive Contracts under Inequity Aversion' (with Achim Wambach) ), 2005

We analyze the Moral Hazard problem, assuming that the agent is inequity averse. Our results differ from conventional contract theory and are more in line with empirical findings than these standard results. Our key findings are: Inequity aversion alters the structure... View Details

December 2019 (Revised June 2025)
Case

Mãe Terra and Unilever (A)

By: Lynn S. Paine, Ruth Costas and Priscilla Zogbi

The case concerns the sale of Mãe Terra, one of Brazil's leading brands for packaged organic foods, to the consumer goods giant Unilever in 2017. Working with Unilever management, Mãe Terra’s CEO Alexandre Borges must determine whether and how to keep Mãe Terra's B... View Details

Keywords: Mergers ＆ Acquisitions; Brand Management; Sustainability; Mergers and Acquisitions; Mission and Purpose; Social Enterprise; Corporate Governance; Governing and Advisory Boards; Environmental Sustainability; Organizational Culture; Food and Beverage Industry; Agriculture and Agribusiness Industry; Brazil; Latin America

September 2000
Case

MBA In Jeopardy (A)

By: Lynn S. Paine, Gagan Gupta and Phani K. Nagarjuna

The Community Standards Panel of Harvard Business School must determine whether two students have violated the school's community standards, and if so, what sanction would be appropriate. Concerns allegations of plagiarism. In a second-year elective course, two... View Details

Keywords: Moral Sensibility; Business Education; Learning; Cross-Cultural and Cross-Border Issues; Governing Rules, Regulations, and Reforms; Education Industry

09 Sep 2015
News

Even Harvard B-school alums are fretting over income inequality

18 Feb 2022
News

Why Really Smart Executives Do Really Stupid Things

23 Dec 2019
News

Advanced Leadership Can Change the World

May 2024 (Revised May 2024)
Case

Market by Met Council: Revolutionizing Food Pantries in the Digital Age

By: Elisabeth Paulson and Michael W. Toffel

In fall 2023, the Food Program of Met Council—America’s largest Jewish charity dedicated to fighting poverty—completed the rollout of the newest version of its digital pantry platform to twelve food pantries in the Met Council food pantry network. The digital... View Details

Keywords: Customer Focus and Relationships; Digital Transformation; Nonprofit Organizations; Service Operations; Human Needs

February 18, 2022
Article

Transparency as a Solution for COVID-19 Related Hospital Capacity Issues

By: Regina E. Herzlinger and Richard Boxer

In the initial phases of the COVID-19 pandemic, many U.S. hospitals could not provide an adequate supply of beds to meet demand. Solving the problem of hospital bed capacity is of great importance in the “new normal,” which requires recognizing that SARS-CoV-2 is but... View Details

Keywords: COVID; COVID-19 Pandemic; Health Care; Health Care Demand; Health Care Delivery; Health Care Industry; Health Care Operations; Health Care Policy; Transparency; Hospital; Hospital Management; Hospitals; Health Pandemics; Health Care and Treatment; Service Delivery; Operations; Performance Capacity; Policy; Health Industry

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Admissions & Financial Support - Doctoral

Harvard Business School Statement of Purpose Recommendation Letters Standardized Tests Research Community Anil Doshi Technology & Operations Management Filippo Mezzanotti Business Economics Sarah Wolfolds Strategy Anastassia Fedyk... View Details

May 2024 (Revised June 2024)
Case

Together for Sustainability

By: Ranjay Gulati, David Shin and Emily Tedards

This case documents the origin and development of Together for Sustainability (TfS), a chemical industry initiative dedicated to raising sustainability standards throughout the industry’s supply chains. In 2011, six Chief Procurement Officers (CPOs) from some of the... View Details

Keywords: Environmental Sustainability; Standards; Supply Chain Management; Corporate Social Responsibility and Impact; Partners and Partnerships; Nonprofit Organizations; Corporate Accountability; Chemical Industry

December 2002 (Revised January 2004)
Case

Basel II: Assessing the Default and Loss Characteristics of Project Finance Loans (A)

By: Benjamin C. Esty and Aldo Sesia

In June 1999, the Basel Committee on Banking Supervision announced plans to revise the capital standards for banks. The Basel Committee believed that project loans were significantly riskier than corporate loans and, therefore, warranted higher capital charges under... View Details

Keywords: Risk and Uncertainty; Project Finance; Financing and Loans; Projects; Standards; Banks and Banking; Banking Industry

Article

Undisclosed Debt Sustainability

By: Laura Alfaro and Fabio Kanczuk

Over the past decade, non-Paris Club creditors, notably China, have become an important source of financing for low- and middle-income countries. In contrast with typical sovereign debt, these lending arrangements are not public, and other creditors have no information... View Details

Keywords: Paris Club; Transparency; Sovereign Finance; Borrowing and Debt; International Finance

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May 2022
Article

Can Gambling Increase Savings? Empirical Evidence on Prize-Linked Savings Accounts

By: Shawn A. Cole, Benjamin Iverson and Peter Tufano

This paper studies the adoption and impact of prize-linked savings (PLS) accounts, which offer lottery-like payouts to individual account holders in lieu of interest. Using microlevel data from a bank in South Africa, we show that PLS is attractive to a broad group of... View Details

Keywords: Household Finance; Banking; Savings; Prize-linked Savings; Lottery; Household; Personal Finance; Saving; Banks and Banking

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2020
Working Paper

Contract Duration and the Costs of Market Transactions

By: Alexander MacKay

The optimal duration of a supply contract balances the costs of reselecting a supplier against the costs of being matched to an inefficient supplier when the contract lasts too long. I develop a structural model of contract duration that captures this tradeoff and... View Details

Keywords: Vertical Relationships; Transaction Costs; Contract Duration; Identification; Supply Chain; Cost; Contracts; Auctions; Mathematical Methods