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January 2020
Background Note

Climate Change in 2020: Implications for Business

By: Rebecca M. Henderson, Sophus A. Reinert and Mariana Oseguera

This note provides general information about climate change and its implications for business. Included is an overview of climate change science and a number of its impacts, including rising sea levels, changing weather patterns and extreme weather, pressure on water... View Details

2020
Article

Fast Exact Matrix Completion: A Unified Optimization Framework for Matrix Completion

By: Dimitris Bertsimas and Michael Lingzhi Li

We formulate the problem of matrix completion with and without side information as a non-convex optimization problem. We design fastImpute based on non-convex gradient descent and show it converges to a global minimum that is guaranteed to recover closely the... View Details

Keywords: Mathematical Methods

May 2020
Article

Scalable Holistic Linear Regression

By: Dimitris Bertsimas and Michael Lingzhi Li

We propose a new scalable algorithm for holistic linear regression building on Bertsimas & King (2016). Specifically, we develop new theory to model significance and multicollinearity as lazy constraints rather than checking the conditions iteratively. The resulting... View Details

Keywords: Mathematical Methods; Analytics and Data Science

January 2020
Article

The Impact of Mass Shootings on Gun Policy

By: Michael Luca, Deepak Malhotra and Christopher Poliquin

There have been dozens of high-profile mass shootings in recent decades. This paper presents three main findings about the impact of mass shootings on gun policy. First, mass shootings evoke large policy responses. A single mass shooting leads to a 15% increase in the... View Details

Keywords: Gun Violence; Gun Policy; Crime and Corruption; Governance; Policy; United States

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December 2019
Case

Steemit: A New Social Media?

By: Ramon Casadesus-Masanell, Alexander White and Karen Elterman

This case discusses the alternative social media site Steemit, including the principles it was founded on in 2016 and the challenges it faced in 2019. Steemit was a blockchain-based platform that aimed to differentiate itself from other social media companies by... View Details

December 2019
Case

Small-Market Teams and Big Stars: The Milwaukee Bucks and Giannis Antetokounmpo

By: Anita Elberse and Melcolm Ruffin

In October 2019, National Basketball Association (NBA) team the Milwaukee Bucks are about to tip off their first home game in the 2019–2020 NBA season. Peter Feigin, president of the Milwaukee Bucks, and Jon Horst, the league’s youngest general manager, could look back... View Details

Keywords: Superstars; Talent and Talent Management; Sports; Strategy; Sports Industry

2019
Article

Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading

By: Iavor I Bojinov and Neil Shephard

We define causal estimands for experiments on single time series, extending the potential outcome framework to dealing with temporal data. Our approach allows the estimation of a broad class of these estimands and exact randomization based p-values for testing causal... View Details

Keywords: Causality; Nonparametric; Potential Outcomes; Trading Costs; Mathematical Methods

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Article

Toward a Corporate Culture of Health: Results of a National Survey

By: Michael Anne Kyle, Lumumba Seegars, John M. Benson, Robert J. Blendon, Robert S. Huckman and Sara J. Singer

Context: The private sector has a large potential role in advancing health and well-being, but attention to corporate practices around health tends to focus on a narrow range of issues and on large businesses. Systematically describing private sector engagement in... View Details

Keywords: Corporate Health; Social Determinants Of Health; Health Policy; Public Health; Organizations; Health; Policy; Surveys

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2019
Working Paper

The Future of Executive Development: The CLO's Compass and The Executive Programs Designer's Guide

By: Mihnea Moldoveanu and Das Narayandas

Executive education worldwide has entered a period of disruption catalyzed by the digitalization of content, connectivity, and communication—while the demand for managerial skills is growing. The forces of disintermediation, disaggregation, and decoupling are creating... View Details

Keywords: Digitalization; Executive Education; Disruption; Leadership Development; Management Skills; Curriculum and Courses; Internet and the Web; Design

November 2019
Supplement

California Closets - Bill Barton

By: Boris Groysberg

Video supplement for the HBS Case Study "California Closets: Organizing the Customer Experience," product number 419-004. View Details

2019
Working Paper

The Impact of the General Data Protection Regulation on Internet Interconnection

By: Ran Zhuo, Bradley Huffaker, KC Claffy and Shane Greenstein

The Internet comprises thousands of independently operated networks, where bilaterally negotiated interconnection agreements determine the flow of data between networks. The European Union’s General Data Protection Regulation (GDPR) imposes strict restrictions on... View Details

Keywords: Personal Data; Privacy Regulation; GDPR; Interconnection Agreements; Internet and the Web; Governing Rules, Regulations, and Reforms; European Union

October 14, 2019
Article

The Truth About Open Offices: There Are Reasons Why They Don't Produce the Desired Interactions

By: Ethan Bernstein and Ben Waber

It’s never been easier for workers to collaborate—or so it seems. Open, flexible, activity-based spaces are displacing cubicles, making people more visible. Messaging is displacing phone calls, making people more accessible. Enterprise social media such as Slack and... View Details

Keywords: Buildings and Facilities; Interpersonal Communication; Communication Technology; Design; Human Resources; Performance Productivity; Organizational Design

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October 2019 (Revised December 2019)
Case

La Roche-Posay: Growing L'Oreal's Active Cosmetics Brand

By: Jill Avery, Vincent Dessain and Mette Fuglsang Hjortshoej

As 2018 neared its end, Laetitia Toupet, international general manager of L’Oréal’s La Roche-Posay brand reflected on the brand’s achievements over the past year. At €1 billion in revenue, La Roche-Posay had recently become the number one dermocosmetics brand in the... View Details

October 2019
Teaching Note

Google: To TVC or Not to TVC?

By: William R. Kerr and Carl Kreitzberg

A Teaching Note for the "Google: To TVC or Not to TVC?" case study (HBS#820-048). The case discusses recent controversies regarding how Google manages temporary help agency workers, workers supplied by vendors, and independent contractors ("TVCs"). Such TVCs reportedly... View Details

October 2019
Case

Kaspi.kz IPO

By: Victoria Ivashina and Esel Çekin

This case follows Kaspi.kz, a private equity (Baring Vostok) co-owned retail bank in Central Asia that evolved into a fintech, payments and e-commerce company. It provides insights into private equity financing, portfolio company management, and initial public offering... View Details

Keywords: Finance; Private Equity; Initial Public Offering; Organizational Change and Adaptation; Central Asia

October 2019 (Revised January 2020)
Case

Dulcie Madden (A)—Growth or Exit?

By: Shikhar Ghosh, Christopher Payton and Shweta Bagai

This is part of a three-case series that follows Dulcie Madden's journey as a founder over five years. Case (A) is about managing growth and cash flow; Case (B) is about the exit decision and conditions on a sale; Case (C) shows Madden dealing with adversity and the... View Details

2019
Working Paper

Why Does Business Invest in Education in Emerging Markets? Why Does It Matter?

By: Valeria Giacomin, G. Jones and Erica Salvaj

This working paper examines why a significant number of businesses have made non-profit investments in education in emerging markets between the 1960s and the present day. Using a sample of 110 interviews with business leaders from an oral history database at the... View Details

Keywords: Philanthropy; CSR; Oral History; Emerging Markets; Education; Reputation; Philanthropy and Charitable Giving; Corporate Social Responsibility and Impact; Business History

September 2019
Case

JTC: Stronger Together with Shared Ownership

By: Ethan Bernstein and Daniela Beyersdorfer

Nigel Le Quesne, CEO of Jersey-based financial services firm JTC, firmly believed that "shared ownership" was at the heart of his company’s successful track record. The firm had seen its revenues, profits, and number of clients and staff grow steadily throughout its... View Details

Keywords: Ownership; Employee Ownership; Leadership Style; Compensation and Benefits; Organizational Culture; Employee Stock Ownership Plan; Going Public; Mission and Purpose; Management Practices and Processes; Human Resources; Financial Services Industry; Channel Islands; Europe; United States

2020
Working Paper

Collusion in Brokered Markets

By: John William Hatfield, Scott Duke Kominers and Richard Lowery

The U.S. residential real estate agency market presents a puzzle for economic theory: commissions on real estate transactions have remained high for decades even though entry is frequent and costs are low. We model the real estate agency market, and other brokered... View Details

Keywords: Real Estate; ＂Repeated Games＂; Collusion; Antitrust; Brokered Markets; Game Theory; Real Estate Industry

2019
White Paper

Impact-Weighted Financial Accounts: The Missing Piece for an Impact Economy

By: George Serafeim, T. Robert Zochowski and Jennifer Downing

Reimagining capitalism is an imperative. We need to create a more inclusive and sustainable form of capitalism that works for every person and the planet. Massive environmental damage, growing income and wealth disparity, stress, and depression within developed... View Details

Keywords: Impact-Weighted Accounts; IWAI; Background; Economic Systems; Economy; Corporate Social Responsibility and Impact; Measurement and Metrics; Financial Statements

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