Publications

September 2023 (Revised October 2024)
Case

Forecasting Climate Risks: Aviva’s Climate Calculus

By: Mark Egan and Peter Tufano

In late 2021, Ben Carr, Director of Analytics and Capital Modeling at Aviva Plc (Aviva)—a leading insurer with core operations in the UK, Ireland and Canada,—was preparing for an upcoming presentation before the company's board which included its CEO, Amanda Blanc,... View Details

Keywords: Climate Risk; Climate Finance; Forecasting; Insurance; Risk Measurement; Climate Change; Risk Management; Forecasting and Prediction; Insurance Industry; United States

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TeachingInterests

MBA Required Curriculum Marketing

Marketing

The objectives of this course are to demonstrate the role of marketing in the company; to explore the relationship of marketing to other functions; and to show how effective marketing builds on a thorough understanding of buyer behavior to create... View Details

2021
Working Paper

Impact Investing: A Theory of Financing Social Enterprises

By: Benjamin N. Roth

I present a model of financing social enterprises to delineate the role of impact investors relative to “pure” philanthropists. I characterize the optimal scale and structure of a social enterprise when financed by grants, and when financed by investments. Impact... View Details

Keywords: Impact Investing; Social Entrepreneurship; Finance; Investment; Mathematical Methods

SSRN

September 2010 (Revised April 2012)
Case

Better World Books

By: Michael I. Norton, Fiona Wilson, Jill Avery and Thomas J. Steenburgh

Better World Books, a young start-up, provides a socially conscious alternative to Amazon, collecting and selling used books to keep them out of the waste stream, while donating a portion of their profits to support global literacy efforts. The case presents an... View Details

Keywords: Business Model; For-Profit Firms; Marketing Strategy; Social Marketing; Corporate Social Responsibility and Impact; Public Opinion; Social Issues; Online Technology; Retail Industry

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15 Aug 2019
News

How the Best Leaders Inspire Their Employees to Be Innovators

08 Apr 2025
HBS Seminar

Dan Bartels, University of Chicago

26 Jul 2010
Research & Ideas

Yes, You Can Raise Prices in a Downturn

Beachwood, Ohio. In this interview the researchers discuss pricing strategy and what ingredients are necessary to convince customers that higher prices are worth the cost. Sean Silverthorne: Who would benefit by learning about your research? Frank Cespedes: Pricing... View Details

Keywords: by Sean Silverthorne; Retail; Consumer Products

19 Sep 2016
Research & Ideas

Why Isn't Business Research More Relevant to Business Practitioners?

already present awards to honor practically relevant research in their respective industries, he notes. Finally, he argues that scholars need to learn the value of practical relevance from the start of their... View Details

Keywords: by Carmen Nobel; Education

May 2025
Case

The Micro-Family Office: Aamir Rehman

By: Lauren Cohen and Sophia Pan

With a successful career and strong academic credentials, Aamir Rehman sought to design a life grounded in autonomy. For him, this meant serving on boards, continuing his professorship, and ensuring a secure and comfortable life for his family. While he didn’t possess... View Details

05 Dec 2014
Working Paper Summaries

Seesaws and Social Security Benefits Indexing

Keywords: by Matthew Weinzierl

December 2000
Background Note

Internet Access Providers

By: Thomas R. Eisenmann and Daniel Green

Describes the Internet access provider business model. First, it defines the model and presents different ways to categorize access providers. Second, it offers a summary of the various ways that Internet access providers create value for their customers. Next, it... View Details

Keywords: Business Model; Internet; Web Services Industry

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Research Summary

On the Political Economy of Stabilization Programs

By: Laura Alfaro

This paper provides a political economy explanation for temporary exchange-rate-based stabilization programs by focusing on the distributional effects of real exchange-rate appreciation. I propose an economy in which agents are endowed with either tradable or... View Details

Research Summary

Managing Innovation

I continue to study the disruptive processes by which innovation transforms -- or fails to transform -- industries and companies. There are three elements to these transformations. The first is a technological enabler -- an innovation that makes complicated, expensive... View Details

September–October 2022
Article

Should Your Company Sell on Amazon?: Reach Comes at a Price

By: Ayelet Israeli, Leonard A. Schlesinger, Matt Higgins and Sabir Semerkant

Selling on Amazon allows brands to reach millions of consumers—but that exposure comes with costs. They include smaller margins, more competition, the risk of commoditization, and less knowledge about customers. In this article, the authors present a scorecard to... View Details

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Professor Narayanan is the Thomas D. Casserly, Jr. Professor of Business Administration, and Senior Associate Dean of Executive Education and HBS Online. His research focuses on management accounting with an interest in performance evaluation and incentives... View Details

Keywords: accounting industry; banking; service industry; telecommunications; health care

July 2017
Case

Centerbridge Partners and Great Wolf Resorts: Buying from a Highly Regarded Competitor

By: Josh Lerner, John D. Dionne and Amram Migdal

The case examines the March 2015 Centerbridge Partners investment decision regarding whether to acquire Great Wolf Resorts, a North American family-oriented indoor water parks and hotel operator, from a private equity (PE) competitor, Apollo Global Management. The case... View Details

Keywords: Private Equity Financing; Commercial Mortgage Backed Securities; CMBS; Secondary Buyouts; Business Ventures; Acquisition; Finance; Borrowing and Debt; Cost; Cost of Capital; Equity; Private Equity; Financial Instruments; Debt Securities; Accommodations Industry; Entertainment and Recreation Industry; Financial Services Industry; North and Central America; United States

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2024
Working Paper

Do Collusive Norms Maximize Profits? Evidence From a Vegetable Market Experiment in India

By: Abhijit Banerjee, Greg Fischer, Dean Karlan, Matt Lowe and Benjamin N. Roth

Social norms have been shown to facilitate anti-competitive behavior in decentralized markets. We demonstrate that these norms can also reduce aggregate profits. First, we present descriptive evidence of competition-suppressing norms in Kolkata vegetable markets.... View Details

Keywords: Collusion; Competition; Market Entry and Exit; Small Business; Microeconomics; Kolkata

SSRN

Selling on Amazon allows brands to reach millions of consumers—but that exposure comes with costs. They include smaller margins, more competition, the risk of commoditization, and less knowledge about customers.

In this article, the authors present a... View Details

2008
Working Paper

Agency and Institutions: A Review of Institutional Entrepreneurship

By: Julie Battilana, Bernard Leca and Eva Boxenbaum

This paper analyzes the literature that has been published on institutional entrepreneurship since Paul DiMaggio introduced the notion in 1988. Based on a systematic selection and analysis of articles, the paper outlines an emerging consensus on the definition and... View Details

Keywords: Corporate Entrepreneurship; Body of Literature; Research