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  • 2009
  • Working Paper

Do Friends Influence Purchases in a Social Network?

By: Raghuram Iyengar, Sangman Han and Sunil Gupta

Social networks, such as Facebook and Myspace have witnessed a rapid growth in their membership. Some of these businesses have tried an advertising-based model with very limited success. However, these businesses have not fully explored the power of their members to... View Details

Keywords: Marketing; Network Effects; Sales; Power and Influence; Social and Collaborative Networks; Web Sites; South Korea
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  • 11 Mar 2019
  • Research & Ideas

Branding Sells Cereal, Handbags, and Vacations. Can It Sell a Country?

visit the nation and share their experiences with their followers, pushing authentic messages to key consumer groups, such as affluent parents. Establishing street CRED Switzerland, Germany, and Japan dominate brand rankings.... View Details
Keywords: by Danielle Kost; Tourism
  • 12 Jan 2016
  • First Look

January 12, 2016

practice, disciplinary rigor, and successful search for powerful generalizations help explain the lasting impact of their 1965 book, A Behavioral Theory of Labor Negotiations. Central to their argument are three important... View Details
Keywords: Carmen Nobel
  • 15 Feb 2011
  • First Look

First Look: Feb. 15

education, and little online experience. We find no evidence that consumers find Google's new "ads" label more informative than the longstanding prior label "sponsored links." Download the paper:... View Details
Keywords: Sean Silverthorne
  • Web

Electricity - Business & Environment

long-term financial independence from the power grid. By getting energy consumers personally involved in and committed to renewable energy and efficiency, we unlock greater opportunity for next generation... View Details
  • 17 Aug 2009
  • Research & Ideas

Quantifying the Economic Impact of the Internet

entrepreneurship, and productivity.” Consider also the social benefits of the Internet, harder to quantify but including the power of access to information as well as greater flexibility in balancing work and family obligations through... View Details
Keywords: by John Quelch; Advertising; Publishing
  • Web

Online Business Analytics Course | HBS Online

Concepts The Multiple Regression Equation Adapting Concepts from Single Regression Performing Multiple Regression Analyses New Concepts in Multiple Regression The Caesars Staffing Problem Featured Exercises Estimate the relative predictive View Details
  • 10 Apr 2018
  • First Look

First Look at New Research, April 10, 2018

conditions for both lagged dependent and predetermined explanatory variables in estimation. Furthermore, we show that conventional tests to detect serial correlation have weak power and can be misleading, resulting in a misuse of moment... View Details
Keywords: Sean Silverthorne
  • 28 Oct 2014
  • First Look

First Look: October 28

http://hbr.org/product/Whole-Foods--the-Path-to-/an/615019-PDF-ENG Harvard Business School Case 915-001 Pivots and Incentives at LevelUp LevelUp's mobile payments service lets users scan a smartphone barcode rather than swipe a credit card. Will View Details
Keywords: Carmen Nobel
  • 15 Jun 2009
  • Research & Ideas

GM: What Went Wrong and What’s Next

auto market in the 1950s. The industry leader, unbothered by competition and looming threats, began to coast on its former glory, however, and bypass such areas as consumer preferences and industry innovation. By February 2009, GM's... View Details
Keywords: by Staff; Auto
  • 16 Nov 2010
  • First Look

First Look: November 16, 2010

managerial human capital explanation of retention. Download the paper: http://people.hbs.edu/jwulf/TargetCEOWulfSinghSeptember2010.pdf   Working PapersReversing the Null: Regulation, Deregulation, and the Power of Ideas Author:David Moss... View Details
Keywords: Sean Silverthorne
  • 01 Feb 1999
  • News

Too Much of a Good Thing?

years, sectors as diverse as automobiles, semiconductors, steel, textiles, consumer electronics, tires, and pharmaceuticals have been afflicted by overcapacity and some or all of its unpleasant side effects: loss of jobs, plant closings,... View Details
Keywords: Garry Emmons
  • 09 Feb 2015
  • Research & Ideas

Professional Networking Makes People Feel Dirty

read through a list of consumer products and rate each one on a desirability scale of one to seven. The list included several specific cleansing items (such as Dove shower soap, Crest toothpaste, Windex) as well as neutral items (like... View Details
Keywords: by Carmen Nobel
  • 02 Aug 2022
  • Research & Ideas

6 Strategies for Building Socially Responsible—and Profitable—Companies

A dozen years ago, Harvard Business School Professor George Serafeim wondered why some companies operated with an eye toward the greater good, while most did not. Back then, he always got the same response: Corporate leaders thought social and environmental practices... View Details
Keywords: by Lane Lambert
  • 07 Apr 2020
  • Research & Ideas

What Customers Need to Hear from You During the COVID Crisis

crisis? Consumers expect quite a bit from their brand partners during a crisis, seeing them as critical partners to governments, non-profit relief organizations, and NGOs because of the powerful platform a... View Details
Keywords: by Jill Avery and Richard Edelman
  • 11 Aug 2008
  • Research & Ideas

Strategy Execution and the Balanced Scorecard

integrates them in a powerful way. Kaplan and Norton introduced the Balanced Scorecard, a performance measurement system, in 1992. The Execution Premium is their fifth book as coauthors. Kaplan recently explained the ideas behind The... View Details
Keywords: by Martha Lagace
  • Blog

The Harvard Business School Faculty Summer Reader 2023

research goals. To further deepen my understanding of habit formation, I'm excited to revisit Atomic Habits by James Clear. This impactful book explores the power of small habits and their profound influence on personal and professional... View Details
  • 01 Mar 2024
  • News

The Internet's Next Frontier

pages, web forms) Users mainly consumed information published on the web, but it was a one-way street Static web pages Content owned only by the creator Minimal online transactions No/very little user data collected Inception of World... View Details
Keywords: Jennifer Gillespie
  • Web

The 20th Century Zeitgeist - Leadership

Rationing Influence: Medium-Low 50 1950 s 19 Military spending shifts to nuclear deterrents Small Business Administration created Influence: Medium 60 1960 s 19 Great Society Consumer and environmental protection movements strengthen... View Details
  • Web

Judges - Alumni

New Venture Competition Judges 21ms 2025 Alumni Track Global Judges Tina Henry Bou-Saba Founder & Managing Partner, CXT Investments Tina Henry Bou-Saba Founder & Managing Partner, CXT Investments Bio: Tina Henry Bou-Saba is an investor, advisor, and entrepreneur in the... View Details