Publications

October 2012 (Revised October 2016)
Case

Predilytics

By: Robert F. Higgins and Annelena Lobb

The management team at Predilytics, a healthcare analytics firm, must decide whether to accept a Series A venture capital financing deal. The company provided analytic services to healthcare plans, typically Medicare Advantage plans, in efforts to draw conclusions from... View Details

Keywords: Analytics; Healthcare; Medicare; Health Care and Treatment; Mathematical Methods; Health Industry; New England; United States

2008
Chapter

Moving to a New Global Competitiveness Index

By: Michael E. Porter, Mercedes Delgado-Garcia, Christian H.M. Ketels and Scott Stern

Keywords: Globalization; Competitive Advantage; Mathematical Methods

August 2006
Article

Confidence Intervals for Probabilities of Default

By: Samuel G. Hanson and Til Schuermann

In this paper we conduct a systematic comparison of confidence intervals around estimated probabilities of default (PD) using several analytical approaches as well as parametric and nonparametric bootstrap methods. We do so for two different PD estimation... View Details

Keywords: Credit Risk; Bootstrap; Mathematical Methods; Credit; Risk Management

December 1981 (Revised September 1986)
Background Note

Research Methods in Marketing: Survey Research

By: Robert J. Dolan

Presents basic issues in survey research, covering both measurement and sampling error. The intention is to consider each element of the survey process: problem statement, questionnaire design, sampling, and data analysis. View Details

Keywords: Mathematical Methods; Surveys; Marketing

March 2012
Article

The Influence of Prior Industry Affiliation on Framing in Nascent Industries: The Evolution of Digital Cameras

By: Mary J. Benner and Mary Tripsas

New industries sparked by technological change are characterized by high technological, market, and competitive uncertainty. In this paper we explore how a firm's conceptualization of products in this context, reflected in its introduction of product features, is... View Details

Keywords: Technology; Transformation; Risk and Uncertainty; Competitive Strategy; Product; Values and Beliefs; Mathematical Methods; Power and Influence; Behavior; Experience and Expertise; Design; Market Entry and Exit; Employment Industry; Computer Industry

Working Paper

Group Fairness in Dynamic Refugee Assignment

By: Daniel Freund, Thodoris Lykouris, Elisabeth Paulson, Bradley Sturt and Wentao Weng

Ensuring that refugees and asylum seekers thrive (e.g., find employment) in their host countries is a profound humanitarian goal, and a primary driver of employment is the geographic location within a host country to which the refugee or asylum seeker is... View Details

Keywords: Refugees; Geographic Location; Mathematical Methods; Employment; Fairness

August 2003 (Revised May 2009)
Background Note

Basic Venture Capital Formula, The

By: William A. Sahlman and Matthew Willis

Briefly summarizes the process that venture capitalists use to analyze high-risk, long-term investments. Contains information on methods that can be used to calculate valuation, share price, percent ownership, implied valuation, dilution, and option pools. View Details

Keywords: Venture Capital; Risk Management; Mathematical Methods; Valuation

2011
Working Paper

Free to Punish? The American Dream and the Harsh Treatment of Criminals

By: Rafael Di Tella and Juan Dubra

We describe the evolution of selective aspects of punishment in the U.S. over the period 1980-2004. We note that imprisonment increased around 1980, a period that coincides with the "Reagan revolution" in economic matters. We build an economic model where beliefs about... View Details

Keywords: Crime and Corruption; Economy; Moral Sensibility; Mathematical Methods; Opportunities; Behavior; United States

January 2008
Background Note

Valuing Risky Debt

By: Joshua Coval and Erik Stafford

This lesson develops the classical structural approach to pricing and hedging credit risk: Merton's (1974) contingent claims model of debt and equity claims. This model is used to make investment and risk management decisions in an over-the-counter (OTC) market for... View Details

Keywords: Borrowing and Debt; Credit; Investment; Price; Risk Management; Mathematical Methods; Valuation

December 2001 (Revised May 2003)
Background Note

Queueing Theory

By: V.G. Narayanan and George Batta

Explains the assumptions behind and the insights from a simple queueing model. View Details

Keywords: Mathematical Methods; Theory; Management Analysis, Tools, and Techniques; Motivation and Incentives; Service Delivery

March 2001 (Revised April 2002)
Case

Rent-Way, Inc. (A)

By: David F. Hawkins

The company uses the units of activity method to account for its rental inventory. A prominent hedge fund advisor recommends the company's stock be sold short. View Details

Keywords: Mathematical Methods; Stock Shares; Fair Value Accounting; Quality; Investment Funds; Service Industry

October 2007
Article

The Effectiveness of Pre-Release Advertising for Motion Pictures: An Empirical Investigation Using a Simulated Market

By: Anita Elberse and Bharat N. Anand

One of the most visible and publicized trends in the movie industry is the escalation in movie advertising expenditures over time. Yet, the returns to movie advertising are poorly understood. The main reason is that disentangling the causal effect of advertising on... View Details

Keywords: Advertising; Stocks; Investment Return; Price; Revenue; Quality; Mathematical Methods; Motion Pictures and Video Industry

September 1974 (Revised April 1975)
Case

Ocean Spray Cranberries, Inc. (B)

A consumer attitude survey involving more than 1,000 cranberry users has been conducted. Multivariate statistical procedures including factor analysis, cluster analysis and multiple discriminant analysis have been employed to suggest four attitude segments in the... View Details

Keywords: Surveys; Product Positioning; Mathematical Methods; Consumer Behavior; Agriculture and Agribusiness Industry; Food and Beverage Industry

2001
Working Paper

When Does the Market Matter? Stock Prices and the Investment of Equity Dependent Firms

By: Malcolm Baker, Jeremy Stein and Jeffrey Wurgler

We use a simple model of corporate investment to determine when investment will be sensitive to non-fundamental movements in stock prices. The key cross-sectional prediction of the model is that stock prices will have a stronger impact on the investment of firms that... View Details

Keywords: Investment; Equity; Stocks; Price; Mathematical Methods; Forecasting and Prediction

March 2022
Article

Targeting High Ability Entrepreneurs Using Community Information: Mechanism Design in the Field

By: Reshmaan Hussam, Natalia Rigol and Benjamin N. Roth

Identifying high-growth microentrepreneurs in low-income countries remains a challenge due to a scarcity of verifiable information. With a cash grant experiment in India we demonstrate that community knowledge can help target high-growth microentrepreneurs; while the... View Details

Keywords: Microentrepreneurs; Community Information; Field Experiment; Loans; Entrepreneurship; Developing Countries and Economies; Financing and Loans; Information; Mathematical Methods; India

January 2002
Background Note

Note on Business Model Analysis for the Entrepreneur

By: Richard G. Hamermesh, Paul W. Marshall and Taslim Pirmohamed

Describes the primary elements and defining characteristics of a company's business model from the perspective of an entrepreneur. Introduces several analytic techniques and provides illustrative examples of business models to support the analytic framework presented. View Details

Keywords: Business Model; Entrepreneurship; Framework; Mathematical Methods; Opportunities; Perspective