Publications

February 2017
Article

The Effect of Prohibiting Deal Protection on M&A Activity: Evidence from the United Kingdom

By: Fernán Restrepo and Guhan Subramanian

Since 2011, the UK has prohibited all deal protections—including termination fees—in M&A deals. Prior to 2011, the UK permitted termination fees up to 1% of deal value and there was no prohibition on other protection devices. We examine the effect of this regulatory... View Details

Keywords: Mergers and Acquisitions; Governing Rules, Regulations, and Reforms; United Kingdom

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September 2016
Article

Value Based Care and Bundled Payments: Anesthesia Care Costs for Outpatient Oncology Surgery Using Time-driven Activity-based Costing

By: Katy E. French, Alexis B. Guzman, Augustin C. Rubio, John C. Frenzel and Thomas Feeley

Background: With the movement towards bundled payments, stakeholders should know the true cost of the care they deliver. Time-driven activity-based costing (TDABC) can be used to estimate costs for each episode of care. In this analysis, TDABC is used to both... View Details

Keywords: Cost; Insurance; Health Care and Treatment; Insurance Industry; Health Industry

January 2008
Background Note

Convertible Arbitrage

By: Joshua Coval and Erik Stafford

The goal of this simulation is to understand how convertible bonds can be viewed as a portfolio of simpler securities and to introduce an over-the-counter market. The convertible bonds that are available during the simulation are at-the-money and in-the-money so that... View Details

Keywords: Bonds; Investment Portfolio; Price; Risk Management; Mathematical Methods

April 2024
Article

Model-based Financial Regulations Impair the Transition to Net-zero Carbon Emissions

By: Matteo Gasparini, Matthew C. Ives, Ben Carr, Sophie Fry and Eric Beinhocker

Investments via the financial system are essential for fostering the green transition. However, the role of existing financial regulations in influencing investment decisions is understudied. Here we analyse data from the European Banking Authority to show that... View Details

Keywords: Climate Change; Investment; Governing Rules, Regulations, and Reforms; Energy Sources

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October 2012 (Revised July 2013)
Case

Olympus (A)

By: Jay W. Lorsch, Suraj Srinivasan and Kathleen Durante

As 2012 approached, the woes of the financial crisis seemed to be fading, companies were resuming business as usual, and some of the scrutiny on corporate governance practices began to recede as well. That is until another major financial scandal emerged in Japan in... View Details

Keywords: Accounting; Corporate Governance; Electronics Industry; Health Industry; Japan

November–December 2015
Article

Active Postmarketing Drug Surveillance for Multiple Adverse Events

By: Joel Goh, Margrét V. Bjarnadóttir, Mohsen Bayati and Stefanos A. Zenios

Postmarketing drug surveillance is the process of monitoring the adverse events of pharmaceutical or medical devices after they are approved by the appropriate regulatory authorities. Historically, such surveillance was based on voluntary reports by medical... View Details

Keywords: Drug Surveillance; Health Care; Stochastic Models; Queueing; Diffusion Approximation; Brownian Motion; Health Care and Treatment; Analytics and Data Science; Analysis

March 2009 (Revised July 2010)
Case

State Street Corporation

By: William E. Fruhan

To maximize their effectiveness, color cases should be printed in color. State Street Corp. reports a 13% gain in EPS in 2008 amidst a global financial crisis. The stock price declines 59% on the day of the earnings report. This one day decline was exceeded in the... View Details

Keywords: Fair Value Accounting; Financial Reporting; Financial Crisis; Financial Liquidity; Financial Markets; Crisis Management; Financial Services Industry

September 2020
Article

Medicaid Work Requirements in Arkansas: Two-Year Impacts on Coverage, Employment, and Affordability of Care

By: Benjamin D. Sommers, Lucy Chen, Robert J. Blendon, E. John Orav and Arnold M. Epstein

In June 2018 Arkansas became the first U.S. state to implement work requirements in Medicaid, requiring adults ages 30–49 to work twenty hours a week, participate in “community engagement” activities, or qualify for an exemption to maintain coverage. By April 2019,... View Details

Keywords: Medicaid; Health Care Policy; Health; Health Care and Treatment; Policy; Insurance; Health Industry; Arkansas

2019
Article

Time-Driven Activity-Based Cost Analysis for Outpatient Anticoagulation Therapy: Direct Costs in a Primary Care Setting with Optimal Performance

By: Robert S. Kaplan, Rohit A. Bobade, Richard A. Helmers, Thomas M. Jaeger, Laura J. Odell and Derek A. Haas

Objectives: To determine how overall cost of anticoagulation therapy for warfarin compares with that of Novel Oral Anticoagulants (NOACs). Also, to demonstrate a scientific, comprehensive, and an analytical approach to estimate direct costs involved in monitoring and... View Details

Keywords: Time-Driven Activity-Based Costing; Activity Based Costing and Management; Health Care and Treatment; Analysis

May 2021
Case

Inclusive Innovation at Mass General Brigham

By: Katherine Baldiga Coffman and Olivia Hull

Massachusetts General Brigham (MGB) Chief Innovation Officer Christopher Coburn had overseen a period of exciting transformation and growth in healthcare innovation at MGB. In November 2019, the health system was the largest recipient of National Institutes of Health... View Details

February 2014
Teaching Note

Olympus (A)

By: Jay W. Lorsch and Suraj Srinivasan

As 2012 approached the woes of the financial crisis seemed to be fading, companies were resuming business as usual and some of the scrutiny on corporate governance practices began to recede as well. That is until another major financial scandal emerged in Japan in the... View Details

Keywords: Accounting; Corporate Governance; Corporate Accountability; Electronics Industry; Japan

2025
Working Paper

Tax Planning, Illiquidity, and Credit Risks: Evidence from DeFi Lending

By: Lisa De Simone, Peiyi Jin and Daniel Rabetti

This study establishes a plausible causal link between tax-planning-induced illiquidity and credit risks in lending markets. Exploiting an exogenous tax shock imposed by the Internal Revenue Service (IRS) on cryptocurrency gains, along with millions of transactions in... View Details

Keywords: Cryptocurrency; Taxation; Financial Liquidity; Credit; Financing and Loans; Financial Markets

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26 Mar 2014
Research & Ideas

How Electronic Patient Records Can Slow Doctor Productivity

care providers who demonstrate "meaningful use" of digital records. The legislation came from the belief that EHRs used in certain ways—such as medication order entry that would alert a clinician about drug-to-drug interactions—could... View Details

Keywords: by Dina Gerdeman; Health

November 2005 (Revised December 2006)
Case

Jeanette Clough at Mount Auburn Hospital

Jeanette Clough, the CEO of Mt. Auburn Hospital, successfully leads a turnaround for the struggling local hospital. When she assumed leadership of Mt. Auburn in 1998, the hospital had recently suffered a $10 million loss. During her first six months, several members of... View Details

Keywords: Organizational Change and Adaptation; Change Management; Leading Change; Expansion; Health Care and Treatment; Business and Community Relations; Health Industry; Cambridge

August 2003 (Revised August 2024)
Case

Fighting the Battle of the Bulge—Evaluating Do Good/Do Well Innovations in Morbid Obesity Treatment

By: Regina E. Herzlinger and John McDonough

Many health care innovations appear successful; but fail. This is the first case in the Innovating Health Care course that investigates how to create successful health care innovations. It is part of the first module in the course. This module focuses on how to... View Details

Keywords: Three Pillars; Industry Analysis; Health Care and Treatment; Innovation and Invention; Innovation and Management; Medical Specialties; Health Industry