Publications

September – October 2008
Article

Care Platforms: A Basic Building Block for Care Delivery

By: Richard Bohmer and David Lawrence

Without significant operational reform within the nation's health care delivery organizations, new financing models, payment systems, or structures are unlikely to realize their promise. Adapting insights from high-performing companies in other high-risk, high-cost,... View Details

Keywords: Health Care and Treatment; Management Systems; Standards; Service Delivery; Service Operations; Business Processes; Organizational Design; Customization and Personalization; Health Industry

Research Summary

Heteroskedasticity Autocorrelation Consistent Covariance Matrix Estimation with Wavelets

I propose a new HAC estimator based on the wavelet representation of the spectral density. Whereas kernel-based HAC estimators [e.g. Newey West (1987) Andrews (1991)] have a fixed bandwidth, a wavelet estimator has bandwidths that vary across wavelet resolution... View Details

2022
Chapter

Capitalism and the Environment

By: Geoffrey Jones

Capitalism drove the environmental decimation of the planet. The environment was seen as a free good, while the consequences of dirty industrial and agricultural processes were seen as external to the firm. Public policies largely allowed this to happen, as politicians... View Details

Keywords: History; Environment; Sustainability; Capitalism; Ethics; Business History; Environmental Sustainability; Green Technology; Pollution; Climate Change

03 Mar 2008
Working Paper Summaries

Testing a Purportedly More Learnable Auction Mechanism

Keywords: by Katherine L. Milkman, James Burns, David C. Parkes, Gregory M. Barron & Kagan Tumer; Web Services

Research Summary

Markets and Market Design

The topic on which I currently spend the most of my research energy is the study of strategic interaction and reputation systems on eBay and similar markets from an applied, market design perspective. The rise of the Internet allowed a whole new generation of markets... View Details

January 2025
Case

GE Appliances 2025: Energizing Change

By: Rosabeth Moss Kanter and Jacob A. Small

At the turn of 2025, Kevin Nolan, CEO of GE Appliances following its acquisition by Chinese appliance giant Haier in 2016, is reviewing progress toward his net zero carbon vision for homes, which would otherwise exacerbate the global warming climate crisis. An... View Details

Keywords: Mergers and Acquisitions; Transformation; Climate Change; Environmental Sustainability; Technological Innovation

November 2014
Article

Government Green Procurement Spillovers: Evidence from Municipal Building Policies in California

By: Timothy Simcoe and Michael W. Toffel

We study how government green procurement policies influence private-sector demand for similar products. Specifically, we measure the impact of municipal policies requiring governments to construct green buildings on private-sector adoption of the U.S. Green Building... View Details

Keywords: Public Procurement; Green Building; Quality Certification; Environmental Policy; Buildings and Facilities; Environmental Sustainability; Policy; Government and Politics; Green Technology Industry; Public Administration Industry; California

November 2015
Article

Influence of Experience and the Surgical Learning Curve on Long-term Patient Outcomes in Cardiac Surgery

By: Bryan M. Burt, Andrew W. ElBardissi, Robert S. Huckman, Lawrence H. Cohn, Marisa W. Cevasco, James D. Rawn, Sary F. Aranki and John G. Byrne

OBJECTIVE: We hypothesized that increased post-graduate surgical experience correlates with improved operative efficiency and long-term survival in standard cardiac surgery procedures.

METHODS: Utilizing a prospectively collected retrospective database,... View Details

Keywords: Service Delivery; Value; Health Care and Treatment; Experience and Expertise; Health Industry

23 Mar 2023
Research & Ideas

As Climate Fears Mount, More Investors Turn to 'ESG' Funds Despite Few Rules

Investor interest in social responsibility has skyrocketed in the past three years, even as US regulations to hold companies accountable remain in flux and the environmental, social, and governance (ESG) label itself draws backlash. Investors are willing to pay a... View Details

Keywords: by Rachel Layne; Financial Services

Article

On the Optimal Structure of Liability Laws

By: Jerry R. Green

We consider the control of tvo-party accidents through the use of liability rules that assign damages according to whether or not predetermined standards for care have been met. Particular emphasis is given to how the differential in the costs of accident avoidance... View Details

Keywords: Legal Liability; Law

Read Now

18 Nov 2002
Research & Ideas

Where Morals and Profits Meet: The Corporate Value Shift

ethics at its core is about excellence and high attainment rather than misdeeds and malfeasance. But we do pay attention to misconduct, and I have seen many types over the years—from the garden-variety deceptions and betrayals that sap morale and waste human View Details

Keywords: by Carla Tishler

10 Jun 2015
Research & Ideas

The Transparency Revolution in Corporate Reporting

companies encouraging and funding ESG innovation. Dow Chemical has enormous energy consumption in their operations, but they've managed to save more than $10 billion through efficiency programs and are... View Details

Keywords: Re: George Serafeim

2012
Working Paper

~Why Do We Redistribute so Much but Tag so Little? Normative Diversity, Equal Sacrifice and Optimal Taxation

By: Matthew Weinzierl

Tagging is a free lunch in conventional optimal tax theory because it eases the classic tradeoff between efficiency and equality. But tagging is used in only limited ways in tax policy. I propose one explanation: conventional optimal tax theory has yet to capture the... View Details

Keywords: Forecasting and Prediction; Cost; Framework; Policy; Taxation; Analytics and Data Science; Performance Efficiency; United States

SSRN

February 2016 (Revised February 2017)
Case

Greening Walmart: Progress and Controversy

By: Rebecca Henderson and James Weber

In 2005, Walmart, the world’s largest retailer, launched a sustainability initiative aimed at reducing waste and making the company more environmentally and socially conscious. By 2015, the company had made progress on multiple dimensions: energy efficiency in its... View Details

Keywords: Sustainability; Organizational Change and Adaptation; Business or Company Management; Motivation and Incentives; Reputation; Environmental Sustainability; Retail Industry; United States

July–August 2019
Article

Coupling Labor Codes of Conduct and Supplier Labor Practices: The Role of Internal Structural Conditions

By: Yanhua Bird, Jodi L. Short and Michael W. Toffel

Exploitive working conditions have spurred companies to pressure their suppliers to adopt labor codes of conduct and to conform their labor practices to the standards set forth in those codes. Yet little is known about whether organizational structures such as codes... View Details

Keywords: Organization Theory; Economic Sociology; Social Responsibility; Sustainability; Auditing; Process Improvement; Organizational Structure; Corporate Social Responsibility and Impact; Supply Chain; Labor; Working Conditions

Read Now

September 2017 (Revised July 2023)
Case

Adaptive Platform Trials: The Clinical Trial of the Future?

By: Ariel D. Stern and Sarah Mehta

In July 2017, Dr. Brian M. Alexander, president and CEO of the AGILE Research Foundation, was preparing to launch a new type of clinical trial—an adaptive platform trial—to study potential therapies for glioblastoma (GBM), an aggressive form of brain cancer.... View Details

Keywords: Clinical Trials; Cancer; Adaptive Platform Trials; Platform Trials; Adaptive Trials; Glioblastoma; Health; Health Care and Treatment; Health Testing and Trials; Business Strategy; Innovation Strategy; Health Industry; United States

2010
Working Paper

Agency Revisited

By: Ramon Casadesus-Masanell and Daniel F. Spulber

The article presents a comprehensive overview of the principal-agent model that emphasizes the role of trust in the agency relationship. The analysis demonstrates that the legal remedy for breach of duty can result in a full-information efficient outcome eliminating... View Details

Keywords: Ethics; Contracts; Agency Theory; Mathematical Methods; Behavior; Trust

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Article

Peer-to-Peer File Sharing and the Market for Digital Information Goods

By: Ramon Casadesus-Masanell and Andres Hervas-Drane

We study competitive interaction between two alternative models of digital content distribution over the Internet: peer-to-peer (p2p) file sharing and centralized client-server distribution. We present microfoundations for a stylized model of p2p file sharing where all... View Details

Keywords: Competition; Distribution; Internet and the Web; Information Infrastructure; Management Analysis, Tools, and Techniques; Strategy; Profit; Price; Performance Efficiency

November 2023 (Revised August 2024)
Background Note

Life Cycle Assessment: An Overview

By: Willy C. Shih, Michael W. Toffel and Kelsey Carter

Life cycle assessment (LCA) is a holistic approach to quantifying the environmental impacts—including resources consumed and wastes produced—associated with the entire life cycle of a product, from the production or extraction of the raw materials used in its creation,... View Details

Keywords: Life-cycle; Environmental Performance; Design; Environmental Management; Environmental Sustainability; Climate Change; Measurement and Metrics; Standards; Accounting; Environmental Accounting