Publications

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12 Feb 2019
First Look

New Research and Ideas, February 12, 2019

search costs to locate discounted items. Our results show that increasing search frictions can be used as a self-selecting price discrimination tool to match high discounts with price-sensitive consumers and... View Details

Keywords: Dina Gerdeman

May 2008
Article

Real and Accrual-Based Earnings Management in the Pre- and Post-Sarbanes Oxley Periods

By: Daniel Cohen, Aiyesha Dey and Thomas Lys

We document that accrual‐based earnings management increased steadily from 1987 until the passage of the Sarbanes‐Oxley Act (SOX) in 2002, followed by a significant decline after the passage of SOX. Conversely, the level of real earnings management activities declined... View Details

Keywords: Earnings Management; Governing Rules, Regulations, and Reforms; Outcome or Result

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June 1998 (Revised January 2000)
Case

Egghead.com

By: Jeffrey F. Rayport

Egghead Software, an entrenched traditional chain retailer specializing in computer software and peripherals, had established a nationwide chain of mall and shopping center stores and a well-organized national brand. In early 1998, management made a highly unusual, and... View Details

Keywords: Organizational Change and Adaptation; Digital Platforms; Internet and the Web; Applications and Software; Information Technology Industry; Retail Industry

Working Paper

The Returns to Skills During the Pandemic: Experimental Evidence from Uganda

By: Livia Alfonsi, Vittorio Bassi, Imran Rasul and Elena Spadini

The Covid-19 pandemic represents one of the most significant labor market shocks to the world economy in recent times. We present evidence from a field experiment to understand whether and why skilled and unskilled workers were differentially impacted by the shock, in... View Details

Keywords: COVID-19 Pandemic; System Shocks; Labor; Competency and Skills; Development Economics; Uganda

SSRN

2017
Working Paper

Optimal Tilts: Combining Persistent Characteristic Portfolios

By: Malcolm Baker, Ryan Taliaferro and Terry Burnham

We examine the optimal weighting of four tilts in US equity markets from 1968 through 2014. We define a “tilt” as a characteristic-based portfolio strategy that requires relatively low annual turnover. This is a continuum, with small size, a very persistent... View Details

Keywords: Risk Anomaly; Beta; Capital Asset Pricing Model; Factor Investing

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January 2009 (Revised October 2012)
Case

Semiconductor Manufacturing International Corporation: 'Reverse BOT'

By: Willy Shih

Semiconductor Manufacturing International Corporation (SMIC) is executing a strategy that leverages the desires of municipalities in China to build clusters of high technology companies. By partnering with those cities to build new semiconductor fabs that SMIC would... View Details

Keywords: Growth and Development Strategy; Industry Clusters; Infrastructure; State Ownership; Business and Community Relations; Semiconductor Industry; China

16 Jul 2008
Op-Ed

What Should Employers Do about Health Care?

estimate that employers spend 200 to 300 percent more on the indirect costs of poor health than they do on health benefits. The costs of poor health are especially high for... View Details

Keywords: by Michael E. Porter, Elizabeth O. Teisberg & Scott Wallace; Health

16 Oct 2008
Working Paper Summaries

Opening Platforms: How, When and Why?

Keywords: by Thomas R. Eisenmann, Geoffrey Parker & Marshall Van Alstyne

Daniel W. Green

Daniel Green is an assistant professor of business administration in the Finance Unit. He teaches the Finance II course to MBA students.

Professor Green’s research focuses on corporate finance, capital markets, and financial intermediation. His current... View Details

Keywords: asset management; banking; private equity (LBO funds); investment banking industry

Fourth Quarter 2017
Article

Optimal Tilts: Combining Persistent Characteristic Portfolios

By: Malcolm Baker, Ryan Taliaferro and Terry Burnham

We examine the optimal weighting of four tilts in U.S. equity markets from 1968 through 2014. We define a “tilt” as a characteristic-based portfolio strategy that requires relatively low annual turnover. This is a continuum, with small size (a very persistent... View Details

Keywords: Risk Anomaly; Beta; Capital Asset Pricing Model; Factor Investing

2007
Working Paper

Modularity, Transactions, and the Boundaries of Firms: A Synthesis

By: Carliss Y. Baldwin

This paper constructs a unified theory of the location of transactions and the boundaries of firms. It proposes that systems of production can be viewed as networks of tasks. Transactions, defined as mutually agreed-upon transfers with compensation, are located... View Details

Keywords: Geographic Location; Market Entry and Exit; Market Transactions; Industry Structures; Production; Boundaries; Theory

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January 2023 (Revised April 2025)
Case

Peloton Interactive (A)

By: Suraj Srinivasan, Lynn S. Paine and David Lane

Early in February 2022, the board of Peloton Interactive faced some knotty challenges. Immense pandemic demand for its stationary exercise bicycles and treadmills had prompted the firm to scale up production rapidly. But as gyms reopened and the virulence of the virus... View Details

Keywords: Corporate Governance; Governing and Advisory Boards; Growth Management; Investment Activism; Leadership; Entertainment and Recreation Industry; Sports Industry; United States

March 2020
Case

Aereo

By: Thomas R. Eisenmann and Jacey Taft

Aereo aimed to disrupt television program distribution by providing consumers access to local broadcast TV programming using offsite antennas, cloud-based DVRs, and an Internet connection. With Aereo, consumers could “cut the cord” and avoid the high cost of a cable TV... View Details

Keywords: Entrepreneurship; Failure; Lawsuits and Litigation; Internet and the Web; Media; Entertainment and Recreation Industry; United States

October 2002 (Revised November 2002)
Case

Welfare State and its Impact on Business Competitiveness, The: Sweden Inc. for Sale?

By: Huw Pill, Petter Johnsson, Ola Nordquist and Ingrid Vogel

The Swedish Model--sometimes presented as a third way between savage capitalism and unrealistic socialism--was much lauded in the 1960s. It was viewed as a strategy that addressed social concerns while supporting economic growth. However, the financial and currency... View Details

Keywords: Economic Systems; Welfare; Government and Politics; Taxation; Competition; Public Administration Industry; Sweden

October 2022
Case

Sustainable Finance at Itau BBA

By: George Serafeim, Maria Loumioti and Benjamin Maletta

As of August 2022, the Itau BBA had structured dozens of sustainability linked bonds, which made future interest payments a function of the borrower meeting a target for a sustainability metric, and had solidified its reputation as a pioneer of sustainable finance in... View Details

Keywords: Sustainable Finance; Corporate Social Responsibility; Environmental Sustainability; Growth Strategy; Debt Contracting; Performance Metrics; Risk Assessment; ESG (Environmental, Social, Governance) Performance; Financial Instruments; Risk Management; Debt Securities; Measurement and Metrics; Banking Industry; Pulp and Paper Industry; Latin America

June 2024
Case

Growing Foodology into Latin America's Largest Platform for Virtual Restaurants

By: Jorge Tamayo, Rembrand Koning and Jenyfeer Martinez Buitrago

This case delves into the expansion strategy of Foodology, a cloud kitchen startup based in Bogotá that operated across four Latin American countries (Colombia, Brazil, Mexico, and Peru). Co-founders Daniela Izquierdo and Juan Guillermo Azuero (both HBS, 2019) grappled... View Details

Keywords: Entrepreneurship; Food; Digital Platforms; Product Launch; Growth and Development Strategy; Business Strategy; Business Model; Business Startups; Profit; Marketing Strategy; Expansion; Diversification; Food and Beverage Industry; Latin America; South America; Colombia; Brazil; Mexico; Peru

August 2006 (Revised February 2009)
Case

Medco Energi Internasional

In late 2004, Hilmi Panigoro, CEO of the publicly traded Indonesian oil company Medco Energi Internasional, is striving to regain majority control of the company his brother Arifin founded in 1980. The Asian financial crisis of 1999 led to a major restructuring that... View Details

Keywords: Leveraged Buyouts; Family Business; Restructuring; Financing and Loans; Ownership Stake; Business and Shareholder Relations; Indonesia; Singapore