Publications

2013
Article

Non-Audit Services and Financial Reporting Quality: Evidence from 1978–1980

By: Kevin Koh, Shiva Rajgopal and Suraj Srinivasan

We provide evidence for the long-standing concern on auditor conflicts of interest from providing non-audit services (NAS) to audit clients by using rarely explored NAS fee data from 1978 to 1980. Using this earlier setting, we find cross-sectional evidence of improved... View Details

Keywords: Conflict of Interests; Financial Reporting; Accounting Audits; Knowledge Dissemination; Quality; Corporate Disclosure; Motivation and Incentives

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2021
Working Paper

The Health Costs of Cost-Sharing

By: Amitabh Chandra, Evan Flack and Ziad Obermeyer

We use the design of Medicare’s prescription drug benefit program to demonstrate three facts about the health consequences of cost-sharing. First, we show that an as-if-random increase of 33.6% in out-of-pocket price (11.0 percentage points (p.p.) change in... View Details

Keywords: Cost-sharing; Impact; Health Care and Treatment; Insurance; Health; Consumer Behavior

March 2018 (Revised January 2019)
Case

Gilead Mexico

By: Michael Chu and V. Kasturi Rangan

With a breakthrough cure for Hepatitis C listing in the U.S. at $1,000/pill, Gilead must now solve the issue of making it available to patients across the world, much as it did for its blockbuster HIV/AIDS antiretrovirals. For Erik Musalem, the new general manager of... View Details

Keywords: Health Care and Treatment; Price; Strategy; Management; Pharmaceutical Industry; Mexico

27 Jan 2023
Op-Ed

Have We Lost Sight of Integrity?

deceitfulness and fraudulence led to his public lambasting. Santos is just the latest in a long line of leaders for whom integrity has little to no meaning, including Frank’s Charlie Javice, FTX’s Sam Bankman-Fried, Tesla’s Elon Musk,... View Details

Keywords: by Bill George

August 2018
Article

An Introduction to the Competition Law and Economics of 'Free'

By: Benjamin Edelman and Damien Geradin

Many of the largest and most successful businesses today rely on providing services at no charge to at least a portion of their users. For consumers, it is easy to celebrate free service. At least in the short term, free services are often high quality, and users find... View Details

Keywords: Cost; Quality; Competition; Economics

November 2022 (Revised February 2024)
Case

The Globalization of Manchester City Football Group

By: Maria P. Roche, Tiona Zuzul, Exequiel Hernandez and Amy Klopfenstein

This case describes the efforts of City Football Group (CFG) to purchase Esporte Clube Bahia (Bahia), a Brazilian professional soccer club. CFG’s strategy was to acquire under-performing clubs worldwide, invest money in high-profile players, and improve the teams’... View Details

13 Jun 2018
Sharpening Your Skills

That Costs HOW Much?

for a product, shoppers typically have no idea what it costs to produce that item. But it turns out that consumers reward efforts to lay out these figures—to deconstruct the price tag. Seven Tips for... View Details

Keywords: by Sean Silverthorne; Retail

Research Summary

Do Equity Covariances Reflect Financial Leverage?

No arbitrage option pricing theory and the efficient market hypothesis predict that firms with higher financial leverage should have higher equity betas, all else equal. This paper finds little support in the data for this prediction. Within industry, there is large... View Details

16 Jul 2012
Research & Ideas

Are You a Strategist?

just on low prices but also with a singular customer experience that no other retailer has yet managed to duplicate. "IKEA has made very clear choices about who they will be and to whom they will matter, and... View Details

Keywords: by Carmen Nobel

July 2017
Case

Centerbridge Partners and Great Wolf Resorts: Buying from a Highly Regarded Competitor

By: Josh Lerner, John D. Dionne and Amram Migdal

The case examines the March 2015 Centerbridge Partners investment decision regarding whether to acquire Great Wolf Resorts, a North American family-oriented indoor water parks and hotel operator, from a private equity (PE) competitor, Apollo Global Management. The case... View Details

Keywords: Private Equity Financing; Commercial Mortgage Backed Securities; CMBS; Secondary Buyouts; Business Ventures; Acquisition; Finance; Borrowing and Debt; Cost; Cost of Capital; Equity; Private Equity; Financial Instruments; Debt Securities; Accommodations Industry; Entertainment and Recreation Industry; Financial Services Industry; North and Central America; United States

2025
Working Paper

An Empirical Examination of Business Climate Alliances: Effective and/or Harmful?

By: Matteo Gasparini and Peter Tufano

This research studies business alliances that seek to address climate change, offering empirical evidence to address claims advanced by alliance supporters and critics. We study eleven major alliances mostly focused on financial services firms and 424 major... View Details

Keywords: Antitrust; Climate Change; Financial Institutions; Competition; Network Effects; Alliances

Spring 2016
Article

Net Neutrality: A Fast Lane to Understanding the Tradeoffs

By: Shane Greenstein, Martin Peitz and Tommaso Valletti

The last decade has seen a strident public debate about the principle of "net neutrality." The economic literature has focused on two definitions of net neutrality. The most basic definition of net neutrality is to prohibit payments from content providers to internet... View Details

Keywords: Internet and the Web; Policy

03 Mar 2008
Research & Ideas

Marketing Your Way Through a Recession

advertising should stress superior price performance, not corporate image. When economic hard times loom, we tend to retreat to our village. 5. Support distributors. In uncertain times, no one wants to tie... View Details

Keywords: by John Quelch

2003
Article

Confirming Management Earnings Forecasts, Earnings Uncertainty, and Stock Returns

By: Michael B. Clement, Richard Frankel and Jeffrey Miller

In this study we examine the association among confirming management forecasts, stock prices, and analyst expectations. Confirming management forecasts are voluntary disclosures by management that corroborate existing market expectations about future earnings. This... View Details

Keywords: Forecasting and Prediction; Corporate Disclosure; Price; Stocks; Investment Return

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2011
Working Paper

Non-Audit Services and Financial Reporting Quality: Evidence from 1978-1980

By: Kevin Koh, Shiva Rajgopal and Suraj Srinivasan

We provide evidence for the long-standing concern on auditor conflicts of interest from providing non-audit services (NAS) to audit clients by using rarely explored NAS fee data from 1978 to 1980. Using this earlier setting, we find cross-sectional evidence of improved... View Details

Keywords: Accounting Audits; Financial Reporting; Stocks; Price; Corporate Disclosure; Governing Rules, Regulations, and Reforms; Service Delivery; Quality; Research

2018
Working Paper

Survival of the Fittest: The Impact of the Minimum Wage on Firm Exit

By: Dara Lee Luca and Michael Luca

We study the impact of the minimum wage on firm exit in the restaurant industry, exploiting recent changes in the minimum wage at the city level. We find that the impact of the minimum wage depends on whether a restaurant was already close to the margin of exit.... View Details

Keywords: Wages; Business Exit or Shutdown; Food and Beverage Industry

Research Summary

Health

"Can Higher Prices Stimulate Product Use? Evidence from a Field Experiment in Zambia." (with James Berry and Jesse Shapiro) August 2008, American Economic Review, December 2010.View Details

May 1998 (Revised May 1999)
Case

Biopure Corp.

By: John T. Gourville

It is early 1998 and Biopure Corp., a small biopharmaceutical firm with no sales revenues in its ten-year history, has just received government approval to release Oxyglobin, a revolutionary new "blood substitute" designed to replace the need for donated animal blood... View Details

Keywords: Segmentation; Marketing Strategy; Engineering; Budgets and Budgeting; Sales; Transformation; Markets; Debates; Product Launch; Pharmaceutical Industry