Publications

November–December 2014
Article

Accountable? The Problems and Solutions of Online Ad Optimization

By: Benjamin Edelman

Online advertising might seem to be the most measurable form of marketing ever invented. Comprehensive records can track who clicked what ad—and often who saw what ad—to compare those clicks with users' subsequent purchases. Ever-cheaper IT makes this tracking... View Details

Keywords: Online Advertising; Fraud; Optimization; Incentives; Digital Marketing; Contracts; Marketing Strategy; Organizational Design

August 2015
Article

Pricing and Efficiency in the Market for IP Addresses

By: Benjamin Edelman and Michael Schwarz

We consider market rules for transferring IP addresses, numeric identifiers required by all computers connected to the Internet. Transfers usefully move resources from lowest- to highest-valuation networks, but transfers tend to cause socially costly growth in the... View Details

Keywords: Externalities; Intermediaries; Market Design; Internet; Web Services Industry; Telecommunications Industry

Find at Harvard

January 2024
Article

Cost of Exempting Sole Orphan Drugs from Medicare Negotiation

By: Matthew Vogel, Olivia Zhao, William B. Feldman, Amitabh Chandra, Aaron S. Kesselheim and Benjamin N. Rome

Importance: The Inflation Reduction Act (IRA) requires Medicare to negotiate prices for some high-spending drugs but exempts drugs approved solely for the treatment of a single rare disease.
Objective: To estimate Medicare spending and global... View Details

Keywords: Health Care and Treatment; Insurance; Price; Health Industry

Find at Harvard

2022
Working Paper

Do Startups Benefit from Their Investors' Reputation? Evidence from a Randomized Field Experiment

By: Shai Benjamin Bernstein, Kunal Mehta, Richard Townsend and Ting Xu

We analyze a field experiment conducted on AngelList Talent, a large online search platform for startup jobs. In the experiment, AngelList randomly informed job seekers of whether a startup was funded by a top-tier investor and/or was funded recently. We find that the... View Details

Keywords: Startup Labor Market; Investors; Randomized Field Experiment; Certification Effect; Venture Capital; Business Startups; Human Capital; Job Search; Reputation

SSRN

19 Feb 2019
First Look

New Research and Ideas, February 19, 2019

architecture. Publisher's link: https://www.hbs.edu/faculty/Pages/item.aspx?num=55689 2019 Handbook of Behavioral Economics: Foundations and Applications 2 Behavioral Economics and Health-Care Markets By: Chandra, Amitabh, Benjamin Handel,... View Details

Keywords: Sean Silverthorne

April 2013 (Revised October 2014)
Case

SaferTaxi: Connecting Taxis and Passengers in South America

By: Peter Coles and Benjamin Edelman

SaferTaxi, a taxi booking service in South America must develop its mobilization strategy; that is, it must attract enough passengers and drivers to make its service worthwhile for all. Drivers hesitate to pay for SaferTaxi's smartphones and service unless these will... View Details

Keywords: Taxi Booking; Smartphone; Transportation Networks; Network Effects; Laws and Statutes; South America; Argentina; Brazil; Chile

January 1995 (Revised November 1995)
Case

Candela Laser vs. Cynosure, Inc.

By: Josh Lerner and Benjamin Conway

Summarizes the lawsuit by Candela Laser against its former CEO and founder, who has begun a competing firm. The extent of patent and trade secret protection are crucial issues. View Details

Keywords: Information Technology; Patents; Lawsuits and Litigation; Entrepreneurship

2022
Article

Improving Efficiency and Reducing Costs of MRI-Guided Prostate Brachytherapy Using Time-Driven Activity-Based Costing

By: Nikhil G. Thaker, Rajat J. Kudchadker, James R. Incalcaterra, Tharakeswara K. Bathala, Robert S. Kaplan, Ankit Agarwal, Deborah A. Kuban, Benjamin D. Frank, Prajnan Das, Thomas W. Feeley and Steven J. Frank

Integrated quality improvement (QI) and cost reduction strategies can help increase value in cancer care. We applied standard QI and TDABC methods to improve workflow efficiency and reduce costs for MRI-guided prostate brachytherapy. We constructed process maps,... View Details

Keywords: Brachytherapy; Quality Improvement; Prostate; Time-Driven Activity-Based Costing; Cost Accounting; Health Care and Treatment; Performance Efficiency; Health Industry

27 Oct 2009
First Look

First Look: October 27

case: http://cb.hbsp.harvard.edu/cb/product/210009-PDF-ENG Purchase the B supplement: http://cb.hbsp.harvard.edu/cb/product/210004-PDF-ENG Purchase the C supplement: http://cb.hbsp.harvard.edu/cb/product/210015-PDF-ENG eBay Partner Network (A) View Details

Keywords: Martha Lagace

08 Apr 2014
First Look

First Look: April 8

Publications August 2013 Journal of Consumer Research Brand Tourists: How Non-Core Users Enhance the Brand Image by Eliciting Pride By: Bellezza, Silvia, and Anat Keinan Abstract—This research examines how core consumers of selective... View Details

Keywords: Sean Silverthorne

Web

HBS Entrepreneurship Summit - Alumni

Programs & Events HBS Entrepreneurship Summit NOV 4-5 4-5 NOVEMBER 2022 HBS ENTREPRENEURSHIP SUMMIT: LEADING HIGH-GROWTH VENTURES IN AN UNPREDICTABLE WORLD Brought to you by the Arthur Rock Center for Entrepreneurship and Alumni Relations... View Details

April 2002 (Revised February 2003)
Background Note

An Economic Framework for Assessing Development Impact

By: Benjamin C. Esty, Frank J. Lysy and Carrie Ferman

Discusses the differences between private and social returns and describes an economic framework for assessing a project's social return [known as the economic rate of return (ERR)]. The framework begins by analyzing the impact of a new project on private financiers... View Details

Keywords: Cost vs Benefits; Microeconomics; Investment Return; Framework; Projects; Business and Stakeholder Relations; Valuation

February 2011 (Revised February 2012)
Case

Online Marketing at Big Skinny

By: Benjamin Edelman and Scott Duke Kominers

Describes a wallet maker's application of seven Internet marketing technologies: display ads, algorithmic search, sponsored search, social media, interactive content, online distributors, and A/B testing. Provides concise introductions to the key features of each... View Details

Keywords: Advertising Campaigns; Digital Marketing; Resource Allocation; Marketing Strategy; Performance Evaluation; Internet and the Web; Retail Industry

2014
Working Paper

~To Groupon or Not to Groupon: The Profitability of Deep Discounts

By: Benjamin G. Edelman

We examine the profitability and implications of online discount vouchers, a relatively new marketing tool that offers consumers large discounts when they prepay for participating firms' goods and services. Within a model of repeat experience good purchase, we examine... View Details

Keywords: Voucher Discounts; Groupon; Experience Goods; Repeat Purchase; Online Advertising; Price; Profit; Marketing Strategy; Retail Industry

SSRN

March 2012
Article

Subprime Foreclosures and the 2005 Bankruptcy Reform

By: Donald Morgan, Benjamin Iverson and Matthew Botsch

This article presents arguments and evidence suggesting that the bankruptcy abuse reform (BAR) of 2005 may have been one contributor to the destabilizing surge in subprime foreclosures. Before BAR took effect, overly indebted borrowers could file bankruptcy to free up... View Details

Keywords: Mortgages; Insolvency and Bankruptcy; Governing Rules, Regulations, and Reforms; Borrowing and Debt; United States

December 2018 (Revised June 2021)
Case

Bulb 2015: Foundation

By: John R. Wells and Benjamin Weinstock

In late August 2015, Amit Gudka and Hayden Wood, co-founders of Bulb, Ltd (Bulb), were ready to offer affordable renewable energy to the United Kingdom’s 27 million households. They hoped to capitalize on the hundreds of thousands of customers switching their energy... View Details