Publications
Publications
Show Results For
- All HBS Web
(2,176)
- Faculty Publications (553)
- 2013
- Working Paper
Do Display Ads Influence Search?: Attribution and Dynamics in Online Advertising
By: Sunil Gupta
As firms increasingly rely on online media to acquire consumers, marketing managers feel comfortable justifying higher online marketing spend by referring to online metrics such as click-through rate (CTR) and cost per acquisition (CPA). However, these standard online... View Details
- January 2013
- Case
Zappos.com 2009: Clothing, Customer Service, and Company Culture (MM)
By: Frances X. Frei and Robin J. Ely
On July 17, 2009, Zappos.com, a privately-held online retailer of shoes, clothing, and other soft-line retail categories, learned that Amazon.com, a $19 billion multinational online retailer, had won its Board of Directors' approval to offer to merge the two companies.... View Details
- 2013
- Book
Business Analysis and Valuation: Using Financial Statements, Text and Cases
By: Krishna G. Palepu and Paul M. Healy
This book provides a framework for business analysis and has been used by business schools throughout the world. It provides a foundation for analysis using four key steps: 1) Strategy analysis: Identifying a firm's strategy and understanding sources of its competitive... View Details
- 2013
- Case
Innovation and Development of China Machine Press in the New Century
By: F. Warren McFarlan, Ning Jia and Guo Jia
China Machine Press (CMP), founded in 1952, is a leading multi-field, multi-discipline and multimedia publishing group in China with large scale, comprehensive and specialized business that integrates paper media, audiovisual media and online media, and combines... View Details
- 2013
- Teaching Note
Innovation and Development of China Machine Press in the New Century (TN)
By: F. Warren McFarlan, Ning Jia and Guo Jia
China Machine Press (CMP), founded in 1952, is a leading multi-field, multi-discipline and multimedia publishing group in China with large scale, comprehensive and specialized business that integrates paper media, audiovisual media and online media, and combines... View Details
- December 2012
- Article
Estimating the Value of Connections to Vice-President Cheney
By: Rakesh Khurana, Raymond Fisman, Julia Galef and Yongxiang Wang
We estimate the market valuation of personal ties to Richard Cheney. Our proxies for personal ties are based on corporate board linkages that are prevalent in the network sociology literature. We consider a number of distinct political and personal events that either... View Details
- December 2012
- Article
Structural Impediments to African Growth? New Evidence from Real Wages in British Africa, 1880–1965
By: Ewout Frankema and Marlous van Waijenburg
Recent literature on the historical determinants of African poverty has emphasized structural impediments to African growth, such as adverse geographical conditions, weak institutions, or ethnic heterogeneity. But has African poverty been a persistent historical... View Details
Keywords: Living Standards; Real Wages; Labor Market; Colonial Institutions; Economic Growth; Wages; History; Africa
- Article
When Talk Is "Free": The Effect of Tariff Structure on Usage Under Two- and Three-Part Tariffs
By: Eva Ascarza, Anja Lambrecht and Naufel Vilcassim
In many service industries, firms introduce three-part tariffs to replace or complement existing two-part tariffs. In contrast with two-part tariffs, three-part tariffs offer allowances, or “free” units of the service. Behavioral research suggests that the attributes... View Details
- November 2012
- Article
The Variance of Non-Parametric Treatment Effect Estimators in the Presence of Clustering
By: Samuel G. Hanson and Adi Sunderam
Non-parametric estimators of treatment effects are often applied in settings where clustering may be important. We provide a general methodology for consistently estimating the variance of a large class of non-parametric estimators, including the simple matching... View Details
- October 2012 (Revised June 2015)
- Case
Grantham, Mayo, and Van Otterloo, 2012: Estimating the Equity Risk Premium
- September 2012 (Revised July 2014)
- Case
Blackstone's Investment in Intelenet
By: Josh Lerner, Sandeep Bapat and Rachna Tahilyani
Three years had passed since Blackstone's investment in Intelenet Global Services, their third largest investment in India. Great progress had been made, but now a new challenge loomed. Globank, a large global bank, was Intelenet's largest customer. Intelenet's... View Details
- August 2012 (Revised August 2024)
- Case
ABC Pharmaceuticals
By: Regina E. Herzlinger and Erik R. Sparks
This case asks students to price a new drug that is in Stage II of its clinical trials. It contains detailed estimates of the time required and costs for all the steps needed to commercialize a drug in the U.S. Students will learn virtually all the steps required to... View Details
- 2012
- Working Paper
The Determinants of National Competitiveness
By: Mercedes Delgado, Christian Ketels, Michael E. Porter and Scott Stern
We define foundational competitiveness as the expected level of output per working-age individual that is supported by the overall quality of a country as a place to do business. The focus on output per potential worker, a broader measure of national productivity than... View Details
- 2012
- Discussion Paper
Labor Productivity and Quality Change in Singapore: Achievements in 1974-2011 and Prospects for the Next Two Decades
By: Koji Nomura and Tomomichi Amano
Labor productivity growth in Singapore that has grown at a rate of over 3.0 percent per year since 1970s considerably slowed down to 0.5 percent on average per annum in the latter half of the 2000s. The purpose of this paper is to ask, first, to what extent Singapore’s... View Details
- 2012
- Other Unpublished Work
Measuring the Broadband Bonus in 20 OECD Countries
By: Shane Greenstein and Ryan McDevitt
This paper provides estimates of the economic value created by broadband Internet using measures of new gross domestic product and consumer surplus. The study finds that the economic value created in 30 OECD countries correlates roughly with the overall size of their... View Details
- May 2012
- Article
Measuring the Prevalence of Questionable Research Practices with Incentives for Truth-telling
By: Leslie K. John, George Loewenstein and Drazen Prelec
Cases of clear scientific misconduct have received significant media attention recently, but less flagrant transgressions of research norms may be more prevalent and in the long run more damaging to the academic enterprise. We surveyed over 2,000 psychologists about... View Details
- 2012
- Chapter
The Confederacy of Heterogeneous Software Organizations and Heterogeneous Developers: Field Experimental Evidence on Sorting and Worker Effort
By: Kevin J. Boudreau and Karim R. Lakhani
Software development occurs in a patchwork or "confederacy" of different types of institutions (universities, small start-ups, multinational enterprises, government agencies, etc.) utilizing varied work approaches. Here we speculate on one possible explanation for this... View Details
- 2012
- Chapter
Evidence from the Firm: A New Approach to Understanding Corruption
By: Shawn A. Cole and Anh Tran
Due to its clandestine nature, most of what we understand about corruption comes from survey evidence and self-reported perceptions of corruption: this limits both the range of questions that can be asked and the precision of answers that can be provided. This chapter... View Details
- December 2011
- Article
Data Impediments to Empirical Work on Health Insurance Markets
By: Leemore S. Dafny, David Dranove, Frank Limbrock and Fiona Scott Morton
We compare four datasets that researchers might use to study competition in the health insurance industry. We show that the two datasets most commonly used to estimate market concentration differ considerably from each other (both in levels and in changes over time),... View Details
- Article
Inflation-Indexed Bonds and the Expectations Hypothesis
By: Carolin E. Pflueger and Luis M. Viceira
This paper empirically analyzes the Expectations Hypothesis (EH) in inflation-indexed (or real) bonds and in nominal bonds in the U.S. and in the U.K. We strongly reject the EH in inflation-indexed bonds and also confirm and update the existing evidence rejecting the... View Details