Publications

April 2011
Case

Porcini's Pronto: "Great Italian cuisine without the wait!"

By: James L. Heskett and Richard Luecke

Porcini's Inc. operates a chain of 23 full-service restaurants located near shopping malls and downtown areas in the northeastern United States. Known for providing excellent service, Porcini's serves high-quality Italian cuisine made from fresh ingredients. Looking... View Details

December 2010
Article

Implications for GAAP from an Analysis of Positive Research in Accounting

By: S.P. Kothari, Karthik Ramanna and Douglas J. Skinner

Based on extant literature, we review the positive theory of GAAP. The theory predicts that GAAP's principal focus is on control (performance measurement and stewardship) and that verifiability and conservatism are critical features of a GAAP shaped by market forces.... View Details

Keywords: Fair Value Accounting; Standards; International Accounting; Financial Markets; Financial Reporting

SSRN

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17 Jan 2024
Research & Ideas

Are Companies Getting Away with 'Cheap Talk' on Climate Goals?

Companies regularly set ambitious climate goals, but these plans often end up like many people’s New Year’s resolutions: unmet aspirations that quietly fizzle out. While companies often gain positive media attention by trumpeting plans for reducing greenhouse gas... View Details

Keywords: by Tim Gray

12 Mar 2024
HBS Case

How Used Products Can Unlock New Markets: Lessons from Apple's Refurbished iPhones

Some of Apple’s most loyal customers think nothing of upgrading to the latest iPhone every time one comes out. But what about consumers who can’t splurge on a $1,000 iPhone 15 Pro? And what about the electronic waste that would accrue if people threw away functional... View Details

Keywords: by Rachel Layne; Electronics; Information Technology

January 2020
Case

SK Group: Social Progress Credits

By: George Serafeim, Ethan Rouen and David Freiberg

SK Group was one of the largest companies South Korea. A family-run conglomerate consisting of around 120 subsidiaries and employing more than 100,000, SK was tightly knit into the fabric of Korean society. SK viewed their future success as contingent upon the strength... View Details

Web

Marketing - Faculty & Research

experiment. Featured Case Hometown Foods: Changing Price Amid Inflation Case By: Julian De Freitas, Jeremy Yang, and Das Narayandas During the early part of the 2021 Covid-19 pandemic, Hometown Foods, a large seller of flour-based... View Details

05 Dec 2023
Research & Ideas

Are Virtual Tours Still Worth It in Real Estate? Evidence from 75,000 Home Sales

Virtual tours helped propel homebuying through the height of COVID-19. But now that life is back to normal, new research finds these 3D tours don’t significantly boost sale prices and may even prolong a property’s time on the market. When... View Details

Keywords: by Rachel Layne; Real Estate

September 2023 (Revised March 2024)
Case

ReMo Energy: Sizing Up Investors

By: Jeffrey J. Bussgang and Tom Quinn

In 2023, executives with ReMo Energy (founded 2020) were deciding which size ammonia plant to build as their first project. Their innovative model produced ammonia—useful for making fertilizer and for energy storage—from renewable energy, and they had received funding... View Details

Web

Podcast - Business & Environment

implications on the insurance industry. Claudine Blamey, Group Director of Sustainability at Aviva, describes how climate change evokes both transition risks and physical risks for insurance companies, and affects how insurance companies are assessing and View Details

May 2018
Article

Nowcasting Gentrification: Using Yelp Data to Quantify Neighborhood Change

By: Edward L. Glaeser, Hyunjin Kim and Michael Luca

Data from digital platforms have the potential to improve our understanding of gentrification and enable new measures of how neighborhoods change in close to real time. Combining data on businesses from Yelp with data on gentrification from the Census, Federal Housing... View Details

Keywords: Forecasting Models; Simulation Methods; Regional Economic Activity: Growth, Development, Environmental Issues, And Changes; Geographic Location; Local Range; Transition; Analytics and Data Science; Measurement and Metrics; Economic Growth; Forecasting and Prediction

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12 Feb 2008
First Look

First Look: February 12, 2007

Moskowitz, and Annette Vissing-Jørgensen Abstract We provide new evidence on the success of long-run risks in asset pricing by focusing on the risks borne by stockholders. Exploiting micro-level household consumption data, we show that... View Details

Keywords: Martha Lagace

Article

Mandate Outcomes Reporting

By: Robert S. Kaplan and Michael E. Porter

Currently, few health care providers measure and report their patient outcomes, which leads to several problems. Attempts to introduce price transparency without outcomes transparency could trigger a “race to the bottom.” Should Medicare coverage be expanded to... View Details

Keywords: Outcomes Reporting; Outcomes Measurement; Medicare; Medicaid; Health Care and Treatment; Outcome or Result; Measurement and Metrics

25 Jul 2017
First Look

First Look at New Research and Ideas: July 25, 2017

dynamics of cities. Publisher's link: https://www.hbs.edu/faculty/Pages/item.aspx?num=52917 forthcoming The Corporate Contract in Changing Times: Is the Law Keeping Up? Using the Deal Price for Determining 'Fair Value' in Appraisal... View Details

Keywords: Carmen Nobel

2010
Article

Measuring the Perpetrators and Funders of Typosquatting

By: Tyler Moore and Benjamin Edelman

We describe a method for identifying "typosquatting", the intentional registration of misspellings of popular website addresses. We estimate that at least 938,000 typosquatting domains target the top 3,264 .com sites, and we crawl more than 285,000 of these domains to... View Details

Keywords: Measurement and Metrics; Online Technology; Web

14 May 2018
Research & Ideas

Amazon vs. Whole Foods: When Cultures Collide

investors, started to centralize decisions about product selection, and slashed prices by as much as 40 percent on some items. Employees struggled, however. They were frustrated about having to do paperwork instead of helping customers,... View Details

Keywords: by Michael Blanding; Food & Beverage

March 2012 (Revised April 2013)
Case

Schön Klinik: Eating Disorder Care

By: Michael E. Porter, Emma Stanton, Jessica A. Hohman and Caleb Stowell

The Schön Klinik is a private, for-profit German hospital group trying to establish itself as a premium health care provider in a competitive German market. The case details Schön Klinik's founding, its early focus on measurement and improvement, and the design and... View Details

Keywords: Health Care Quality; Outcomes; Quality Improvement; Strategy And Performance Measurement; Integration; Measurement and Metrics; Competition; Health Disorders; Health Care and Treatment; Outcome or Result; Performance Evaluation; Business Processes; Health Industry; Germany

March 2010
Article

Information Content of Insider Trades before and after the Sarbanes-Oxley Act

By: Francois Brochet

This paper examines the information content of Form 4 filings under the more timely disclosure regime introduced by Section 403 of the Sarbanes-Oxley Act of 2002 (SOX). Abnormal returns and trading volumes around filings of insider stock purchases are significantly... View Details

Keywords: Stocks; Corporate Disclosure; Governing Rules, Regulations, and Reforms; Government Legislation; Lawsuits and Litigation; Market Transactions; Volume; Sales

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2018
Working Paper

Measuring Gentrification: Using Yelp Data to Quantify Neighborhood Change

By: Edward L. Glaeser, Hyunjin Kim and Michael Luca

We demonstrate that data from digital platforms such as Yelp have the potential to improve our understanding of gentrification, both by providing data in close to real time (i.e., nowcasting and forecasting) and by providing additional context about how the local... View Details

Keywords: Geographic Location; Local Range; Transition; Analytics and Data Science; Measurement and Metrics; Forecasting and Prediction

2020
Working Paper

Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger

By: Chiara Farronato, Jessica Fong and Andrey Fradkin

Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details

Keywords: Platform Differentiation; Digital Platforms; Network Effects; Measurement and Metrics; Mergers and Acquisitions; Outcome or Result