Publications

August 2023 (Revised April 2024)
Case

eBee: Affordable Mobility for Africa

By: Ramon Casadesus-Masanell and Gamze Yucaoglu

The case opens in March 2023, as Sten van der Ham and Jaap Maljers, CEO and co-founder of eBee, an electric bike (e-bike) company in Africa, are contemplating the different avenues for growth and path to profitability for the young and ambitious company. In 2023, the... View Details

Keywords: Business Model; Business Startups; Growth and Development Strategy; Business Strategy; Bicycle Industry; Africa; Kenya

Educators

08 Nov 2016
First Look

November 8, 2016

diversified business groups in contemporary developed economies of Western Europe, North America, and Oceania. It aims to come up with a new theoretical understanding of diversified business groups and other... View Details

Keywords: Sean Silverthorne

June 2004
Article

Market Liquidity as a Sentiment Indicator

By: Malcolm Baker and Jeremy Stein

We build a model that helps to explain why increases in liquidity-such as lower bid-ask spreads, a lower price impact of trade, or higher turnover-predict lower subsequent returns in both firm-level and aggregate data. The model features a class of irrational... View Details

Keywords: Markets; Financial Liquidity; Price; Trade; Sales; Equity; Information; Management Analysis, Tools, and Techniques; Accounting Industry

Find at Harvard

02 Jan 2024
Research & Ideas

10 Trends to Watch in 2024

The lightning-fast ascent of generative AI isn’t the only sea change on the horizon for businesses in the new year. The global economy is in flux as war, climate change, trade issues, and infrastructure problems demand attention. Many companies continue to struggle to... View Details

Keywords: by Rachel Layne

September 1983 (Revised October 1984)
Case

Syntex Laboratories (A)

A consulting project involving a mathematical model of the sales force indicates that Syntex Labs should nearly double the size of their sales force and drastically alter their allocation of sales effort to the product line and physician specialties. The questions are... View Details

Keywords: Organizational Change and Adaptation; Strategic Planning; Salesforce Management; Pharmaceutical Industry

Educators

In recent years, a new wave of digital disruption has been taking over the Internet. It is characterised by business models focusing on the separation of consumption activities that traditionally went together such as content and advertising, or browsing and purchasing... View Details

Article

Incorporating Interpretable Output Constraints in Bayesian Neural Networks

By: Wanqian Yang, Lars Lorch, Moritz Graule, Himabindu Lakkaraju and Finale Doshi-Velez

Domains where supervised models are deployed often come with task-specific constraints, such as prior expert knowledge on the ground-truth function, or desiderata like safety and fairness. We introduce a novel probabilistic framework for reasoning with such constraints... View Details

2008
Working Paper

On Best-Response Bidding in GSP Auctions

By: Matthew Cary, Aparna Das, Benjamin Edelman, Ioannis Giotis, Kurtis Heimerl, Anna R. Karlin, Claire Mathieu and Michael Schwarz

How should players bid in keyword auctions such as those used by Google, Yahoo! and MSN? We model ad auctions as a dynamic game of incomplete information, so we can study the convergence and robustness properties of various strategies. In particular, we consider... View Details

Keywords: Online Advertising; Auctions; Bids and Bidding; Game Theory; Mathematical Methods; Competitive Strategy

Web

Faculty & Advisors | MBA

Fund, an impact investment fund he co-founded in 2016 that has used a venture philanthropic model to catalyze over $700 million of private capital investment in type one diabetes (T1D) cure therapeutics.... View Details

March 2022
Article

Where to Locate COVID-19 Mass Vaccination Facilities?

By: Dimitris Bertsimas, Vassilis Digalakis Jr, Alexander Jacquillat, Michael Lingzhi Li and Alessandro Previero

The outbreak of COVID-19 led to a record-breaking race to develop a vaccine. However, the limited vaccine capacity creates another massive challenge: how to distribute vaccines to mitigate the near-end impact of the pandemic? In the United States in particular, the new... View Details

Keywords: Vaccines; COVID-19; Health Care and Treatment; Health Pandemics; Performance Effectiveness; Analytics and Data Science; Mathematical Methods

Research Summary

Entrepreneurial Management: Customer Discovery and Business Development

This research focuses on: (a) market research methods and tactics suitable to startups seeking their initial customers and validation of their initial business model; (b) guidelines for conducting visits with potential customers as part of the startup ptrocess; and (c)... View Details

17 Nov 2016
News

Building Affordable Health Care in Paradise

April 2016
Supplement

Preparing a Concession Bid at TAV Airports Holding

By: C. Fritz Foley and Çiğdem Çelik

In 2013, TAV Airports Holding prepared a bid for the concession to build and operate the third Istanbul airport. This process involved input from various parts of the firm with operating and financial expertise. Burcu Geriş, the CFO of TAV Airports Holding, and her... View Details

Keywords: Project Finance; Infrastructure Development; Equity Cash Flows; Capital Budgeting; Valuation; Financial Management; Financing and Loans; Air Transportation Industry; Transportation Industry; Turkey

18 Sep 2016
News

Should We Encourage Work?

2011
Chapter

El Sector Privado y las Responsabilidades Públicas: El Rol de las Soluciones Comerciales en la Temática Social

By: Michael Chu

In today's world, certain goods and services are considered so basic that, regardless of culture, they are accepted as public responsibilities. However, for the low-income populations in developing countries, which constitute the majority of the world, access to these... View Details

Keywords: Business Model; Developing Countries and Economies; Private Sector; Public Sector; Management Practices and Processes; Human Needs; Poverty; Commercialization

Research Summary

Relative Thinking and Consumer Choice

By: Joshua R. Schwartzstein

Fixed differences appear smaller when compared to large differences. Professor Schwartzstein has proposed a model of relative thinking, in which a person weighs a given change by less when he compares it to a larger range. Relative thinking implies that a person is... View Details

January 2021
Supplement

What Went Wrong with Boeing’s 737 Max? (B)

By: William W. George and Amram Migdal

Following the March 10, 2019, crash of Ethiopian Airlines flight 302, en route to Nairobi, Kenya and the October 29, 2018, downing of Lion Air flight 610 as it took off from Jakarta, Indonesia, Boeing’s 737 Max jet, the model flown in both instances, was grounded by... View Details