Publications

2023
Working Paper

Cognitive Uncertainty in Intertemporal Choice

By: Benjamin Enke and Thomas Graeber

This paper studies the relevance of cognitive uncertainty – subjective uncertainty over one's utility-maximizing action – for understanding and predicting intertemporal choice. The main idea is that when people are cognitively noisy, such as when a decision is complex,... View Details

Keywords: Cognitive Uncertainty; Intertemporal Choice; Cognition and Thinking; Complexity; Decision Choices and Conditions

October 22, 2012
Article

Interest Rate Pass-Through: Mortgage Rates, Household Consumption, and Voluntary Deleveraging

By: Marco Di Maggio, Amir Kermani, Benjamin Keys, Tomasz Piskorski, Rodney Ramcharan, Amit Seru and Vincent Yao

Exploiting variation in the timing of resets of adjustable-rate mortgages (ARMs), we find that a sizable decline in mortgage payments (up to 50%) induces a significant increase in car purchases (up to 35%). This effect is attenuated by voluntary deleveraging. Borrowers... View Details

Keywords: Monetary Policy; Household Finance; Refinancing; Contract Rigidities; Debt Rigidity; MPC; Deleveraging; Personal Finance; Household; Policy; Borrowing and Debt; Macroeconomics

Web

2024 Reunion Presentations - Alumni

Reunions 2024 Reunion Presentations At Reunions, HBS faculty and other thought leaders address a range of issues facing business and society. Program recordings and materials (slide deck, handouts, etc.) are made available only when permission is given View Details

15 Feb 2011
First Look

First Look: Feb. 15

experiments offer evidence that debates about the relative costs and benefits of self-deception are informed by adopting a temporal view that assesses the cumulative impact of self-deception over time. Download the paper:... View Details

Keywords: Sean Silverthorne

08 May 2007
First Look

First Look: May 8, 2007

http://www.hbsp.harvard.edu/b02/en/common/item_detail.jhtml?id=R0705C Assessing and Improving the Safety of Internet Search Engines Author:Benjamin Edelman Publication:In The Power of Search Engines, edited View Details

Keywords: Martha Lagace

July 2020
Case

King's College Hospital in Crisis

By: John R. Wells and Benjamin Weinstock

On December 11, 2017, King’s College Hospital NHS Foundation Trust (King’s), one of London’s leading teaching hospital groups, was put into “special measures” by NHS Improvement (NHSI), the financial regulator of England’s National Health Service (NHS). The future of... View Details

Keywords: Hospitals; Financing; Health Care and Treatment; Financial Condition; Crisis Management; Organizational Structure; Transformation; Strategic Planning; United Kingdom

16 Dec 2014
First Look

First Look: December 16

IEEE Security & Privacy Accountable? The Problems and Solutions of Online Ad Optimization By: Edelman, Benjamin G. Abstract—Online advertising might seem to be the most measurable form of marketing ever invented. Comprehensive records... View Details

Keywords: Sean Silverthorne

Article

The Market Design and Policy of Online Review Platforms

By: Benjamin Edelman

I present the institutions and incentives of online reviews, including attracting initial reviews, assuring truthful reviews of genuine experiences, and avoiding inflated or deceptive reviews. I also explore the competition and consumer protection concerns associated... View Details

Keywords: Reviews; Reputation; Platforms; Marketplaces; Deception; Market Design; Multi-Sided Platforms; Law; Online Technology; Information Technology Industry; Telecommunications Industry; Accommodations Industry; Retail Industry

October 2013 (Revised March 2015)
Supplement

TheLadders (B)

By: Benjamin Edelman

Supplements the A case View Details

December 2010
Supplement

Ad Classification at Right Media — pre-class slides — supplement

By: Benjamin Edelman

Right Media considers systems and policies to make sure that ads are only shown on web sites where they are appropriate, and vice versa. Setting standards is particularly challenging given the large and growing marketplace, the numerous participants, their diverse... View Details

Keywords: Digital Marketing; Market Participation; Negotiation Tactics; Marketing Communications; Communication; Media; Advertising Industry; Media and Broadcasting Industry

Article

Least-Cost Avoiders in Online Fraud and Abuse

By: Benjamin Edelman

Web users face considerable fraud, malfeasance, and economic harm that system operators could prevent or mitigate. Although the legal system can respond, regulations have mixed results. I examine the applicable legal rules that constrain online fraud and the economic... View Details

Keywords: Online Technology; Crime and Corruption; Governing Rules, Regulations, and Reforms; Economics; Law

2009
Other Teaching and Training Material

Personal Rapid Transport at Vectus, Inc.

By: Benjamin Edelman

PRT vehicles—often called "driverless taxis"—sought to combine the best characteristics of cars, taxis, and trains, while adding features unavailable in any existing transportation system. Like cars and taxis, PRT vehicles carried small groups—often just a single... View Details

Keywords: Competitive Strategy; Corporate Strategy; Entrepreneurship; Network Effects; Transportation Networks; Transportation Industry

January 2009 (Revised July 2015)
Case

Restaurant Promotions in 2015

By: Benjamin Edelman

A variety of services offer consumers discounts when dining at participating restaurants. This case examines four such services: Entertainment Book, Restaurant.com, Rewards Network, and Groupon. Despite key functional similarities, each of the services chooses an... View Details

Keywords: Marketing Strategy; Two-Sided Platforms; Service Delivery; Service Operations; Internet; Food and Beverage Industry; Service Industry

December 2008 (Revised June 2009)
Case

Ad Classification at Right Media

By: Benjamin Edelman

Right Media considers systems and policies to make sure that ads are only shown on web sites where they are appropriate, and vice versa. Setting standards is particularly challenging given the large and growing marketplace, the numerous participants, their diverse... View Details

Keywords: Digital Marketing; Governing Rules, Regulations, and Reforms; Policy; Market Participation; Standards; Internet and the Web

2009
Chapter

Securing Online Advertising: Rustlers and Sheriffs in the New Wild West

By: Benjamin Edelman

Read the news of recent computer security guffaws, and it's striking how many problems stem from online advertising. Advertising is the bedrock of web sites that are provided without charge to end users, so advertising is everywhere. But advertising security gaps... View Details

Keywords: Misleading and Fraudulent Advertising; Digital Marketing; Crime and Corruption; Ethics

Teaching Interest

Strategies for Value Creation (MBA Course)

By: Benjamin C. Esty

SVC is a capstone course that integrates topics from finance, strategy, and leadership. It is intentionally cross-functional and designed to force integration at the end of the MBA program. Students develop a value creation mindset and learn that value creation is an... View Details

April 2019
Teaching Note

The a2 Milk Company

By: Benjamin C. Esty and Daniel Fisher

The a2 Milk Company (a2MC) became the most valuable company listed on the New Zealand stock exchange in 2018 by capitalizing on a biochemical discovery related to the protein composition of cow's milk. Because many people find the A1 protein difficult to digest, and... View Details

March 2014 (Revised May 2014)
Teaching Note

The TELUS Share Conversion Proposal

By: Lucy White and Benjamin C. Esty

On February 21, 2013, TELUS announced a proposal to convert the firm's non-voting shares into voting shares on a one-to-one basis, thereby eliminating the firm's dual class structure. Shareholders were scheduled to vote on the proposal at the firm's annual general... View Details