Publications

14 Aug 2017
Conference Presentation

A Convex Framework for Fair Regression

By: Richard Berk, Hoda Heidari, Shahin Jabbari, Matthew Joseph, Michael J. Kearns, Jamie Morgenstern, Seth Neel and Aaron Roth

We introduce a flexible family of fairness regularizers for (linear and logistic) regression problems. These regularizers all enjoy convexity, permitting fast optimization, and they span the range from notions of group fairness to strong individual fairness. By varying... View Details

Keywords: Regression Models; Machine Learning; Fairness; Framework; Mathematical Methods

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 2014
Article

Governance and CEO Turnover: Do Something or Do the Right Thing?

By: Ray Fisman, Rakesh Khurana, Matthew Rhodes-Kropf and Soojin Yim

We study how corporate governance affects firm value through the decision of whether to fire or retain the CEO. We present a model in which weak governance—which prevents shareholders from controlling the board—protects inferior CEOs from dismissal, while at the same... View Details

Keywords: Governing and Advisory Boards; Value; Retention; Resignation and Termination; Corporate Governance; Management Teams; Business and Shareholder Relations

Find at Harvard

January 2025 (Revised February 2025)
Background Note

A High-Tech Revolution with Chinese Characteristics: China's Drive Towards EV Supremacy

By: William C. Kirby, Daniel Fu and Matthew Ngai

This background note explains and documents the rise of China's EV industry. Moreover, it identifies the challenges facing it and posits several questions about the decisions needed to be made to sustain the industry's global dominance. Would Chinese producers be able... View Details

Keywords: State Capitalism; Electric Vehicles; Tesla; Renewable Energy; Global Strategy; Taxation; Technological Innovation; Industry Growth; Competition; Auto Industry; China; United States; Japan; European Union

Educators

Article

The Economic Consequences of Bankruptcy Reform

By: Tal Gross, Raymond Kluender, Feng Liu, Matthew J. Notowidigdo and Jialan Wang

A more generous consumer bankruptcy system provides greater insurance against financial risks but may also raise the cost of credit. We study this trade-off using the 2005 Bankruptcy Abuse Prevention and Consumer Protection Act (BAPCPA), which increased the costs of... View Details

Keywords: Bankruptcy; Bankruptcy Abuse Prevention And Consumer Protection Act; Borrowing and Debt; Credit

21 Aug 2012
First Look

First Look: August 21

http://www.hbs.edu/research/pdf/13-016.pdf Channels of Influence Authors:Lauren Cohen, Umit G. Gurun, and Christopher J. Malloy Abstract We demonstrate that simply by using the ethnic makeup surrounding a firm's location, we can predict,... View Details

Keywords: Sean Silverthorne

04 Jun 2013
First Look

First Look: June 4

Private Equity By: Ewens, Michael, Charles M. Jones, and Matthew Rhodes-Kropf Abstract—This paper explores the private equity and venture capital (VC) markets and extends the standard principal-agent problem between the investors and... View Details

Keywords: Sean Silverthorne

September 2013 (Revised August 2014)
Case

Claritas Genomics

By: Robert F. Higgins and Matthew Preble

Claritas Genomics was formed in January 2013 when BCH spun out its Genetics Diagnostic Lab into a fully commercial entity. Claritas offered over 100 genomic tests to detect a range of conditions, including autism and intellectual disabilities, and was developing new... View Details

Educators

22 Nov 2011
First Look

First Look: November 22

PublicationsCompeting through Business Models Authors:Ramon Casadesus-Masanell and Joan E. Ricart Publication:In Handbook of Research on Competitive Strategy, edited by Giovanni Battista Dagnino. Edward Elgar Publishing, forthcoming An... View Details

Keywords: Sean Silverthorne

29 Jan 2019
First Look

New Research and Ideas, January 29, 2019

which could falsely create the appearance that readmission rates are changing more in the treatment than in the control group. Accounting for the revised standards reduced the decline in risk-adjusted readmission rates for targeted conditions View Details

Keywords: Dina Gerdeman

2020
Working Paper

Prioritarianism and Optimal Taxation

By: Matti Tuomala and Matthew C. Weinzierl

Prioritarianism has been at the center of the formal approach to optimal tax theory since its modern starting point in Mirrlees (1971), but most theorists’ use of it is motivated by tractability rather than explicit normative reasoning. We characterize analytically and... View Details

Keywords: Prioritarianism; Optimal Taxation; Utilitarianism; Redistribution; Inverse-optimum; Taxation; Theory

January 2013 (Revised March 2013)
Case

Creating a Luxury Experience at Value Retail

By: Jose B. Alvarez and Matthew Preble

Value Retail PLC owned and managed a number of premium shopping destinations (Villages) across Europe. Soon the company would be moving into an entirely new market: China. The company's Villages had proven popular with both shoppers (many of whom were international... View Details

Keywords: Retailing; Tourism; Luxury; Brand Building; Brand Positioning; Real Estate; Brands and Branding; Human Resources; Retail Industry; Tourism Industry; Real Estate Industry; Europe; China

Educators

2011
Article

How Should the Graduate Economics Core be Changed?

By: Vincent Pons, Jose Miguel Abito, Katarina Borovickova, Hays Golden, Jacob Goldin, Matthew A. Masten, Miguel Morin, Alexander Poirier, Israel Romem, Tyler Williams and Chamna Yoon

The authors present suggestions by graduate students from a range of economics departments for improving the first-year core sequence in economics. The students identified a number of elements that should be added to the core: more training in building microeconomic... View Details

Keywords: Design Of Core; Graduate Economics; Higher Education; Economics; Curriculum and Courses

Find at Harvard

2017
Working Paper

Cost of Experimentation and the Evolution of Venture Capital

By: Michael Ewens, Ramana Nanda and Matthew Rhodes-Kropf

We study how technological shocks to the cost of starting new businesses have led the venture capital model to adapt in fundamental ways over the prior decade. We both document and provide a framework to understand the changes in the investment strategy of VCs in... View Details

Keywords: Innovation; Investing; Abandonment Option; Technological Innovation; Venture Capital; Entrepreneurship; Investment

SSRN

29 Jan 2013
First Look

First Look: Jan. 29

PublicationsForeign Direct Investment and Growth: On the Role of Complementarities, the Search for Mechanisms, and the Potential for Linkages Authors:Alfaro, Laura, and Matthew Johnson Publication:Encyclopedia of Financial Globalization... View Details

Keywords: Sean Silverthorne

22 Mar 2016
First Look

March 22, 2016

institutions. It explores as well new efforts to understand the micro mechanisms and channels by which host countries can benefit from multinational activity, within and between firm productivity increases. Publisher's link:... View Details

Keywords: Sean Silverthorne

September 1994
Case

Marks & Spencer: Sir Richard Greenbury's Quiet Revolution

By: Joseph L. Bower and John B. Matthews Jr.

Marks & Spencer (M&S) is one of the world's greatest companies. In 1994, its management was chosen the most admired in Europe by 637 peers. The case explores how Sir Richard Greenbury, appointed the new chairman of the company in 1991, transformed his inheritance into... View Details

Keywords: Growth and Development Strategy; Business or Company Management; Business Strategy; Management Teams; Global Strategy; Multinational Firms and Management; Europe; United States

Find at Harvard

08 Oct 2013
First Look

First Look: October 8

to the average advertiser. Download working paper: https://www.hbs.edu/faculty/Pages/download.aspx?name=11-124.pdf Expected Returns Dynamics Implied by Firm Fundamentals By: Lyle, Matthew R., and Charles C.Y.... View Details

Keywords: Sean Silverthorne

April 2025
Supplement

Lisa Su and AMD (B)

By: Joshua D. Margolis, Matthew Preble and Dave Habeeb

This multimedia case study focuses on CEO Lisa Su’s turnaround and subsequent transformation of the technology company Advanced Micro Devices, Inc. (AMD). When Su accepted the top position in 2014, AMD was on the verge of collapse. Su focused on the company’s culture,... View Details

Keywords: Turnaround; Leading Change; Transformation; AI and Machine Learning; Innovation Leadership; Innovation Strategy; Organizational Culture; Business and Stakeholder Relations; Business Strategy; Semiconductor Industry; Computer Industry; United States; California; Texas