Publications
Publications
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- All HBS Web
(742)
- Faculty Publications (193)
- 2015
- Working Paper
The Wisdom of Crowds in Operations: Forecasting Using Prediction Markets
By: Achal Bassamboo, Ruomeng Cui and Antonio Moreno
Prediction is an important activity in various business processes, but it becomes difficult when historical information is not available, such as forecasting demand of a new product. One approach that can be applied in such situations is to crowdsource opinions from... View Details
- 2015
- Article
International Trade, Multinational Activity, and Corporate Finance
By: C. Fritz Foley and Kalina Manova
An emerging new literature brings unique ideas from corporate finance to the study of international trade and investment. Insights about differences in the development of financial institutions across countries, the role of financial constraints, and the use of... View Details
- Article
The Cross Section of Expected Holding Period Returns and Their Dynamics: A Present Value Approach
By: Matthew R. Lyle and Charles C.Y. Wang
We provide a tractable model of firm-level expected holding period returns using two firm fundamentals—book-to-market ratio and ROE—and study the cross-sectional properties of the model-implied expected returns. We find that 1) firm-level expected returns and expected... View Details
- June 2015
- Article
The Organization of Enterprise in Japan
By: Tom Nicholas
Recent research reveals that the joint stock corporation was not a superior form of business organization in many countries historically. In Japan, however, it played a more fundamental role. Between 1896 and 1939 joint stock enterprises accounted for 44 percent of... View Details
Keywords: Japan; Legal Form; Enterprise; Modernization; Business Organization; Entrepreneurship; Japan
- 2015
- Working Paper
Full Substitutability
By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp
Various forms of substitutability are essential for establishing the existence of
equilibria and other useful properties in diverse settings such as matching, auctions,
and exchange economies with indivisible goods. We extend earlier models' canonical
definitions of... View Details
- Article
Search-Based Peer Firms: Aggregating Investor Perceptions Through Internet Co-Searches
By: Charles M.C. Lee, Paul Ma and Charles C.Y. Wang
Applying a "co-search" algorithm to Internet traffic at the SEC's EDGAR website, we develop a novel method for identifying economically-related peer firms and for measuring their relative importance. Our results show that firms appearing in chronologically adjacent... View Details
- January 22, 2015
- Other Article
Are Capital Controls Effective? Firm-level Evidence from Brazil
By: Laura Alfaro, Anusha Chari and Fabio Kanczuk
Capital controls are back in fashion. This column discusses new firm-level evidence from Brazil showing that capital controls segment international financial markets, reduce external financing, and lower firm-level investment. They disproportionately affect small,... View Details
- January 2015
- Article
X-CAPM: An Extrapolative Capital Asset Pricing Model
By: Nicholas Barberis, Robin Greenwood, Lawrence Jin and Andrei Shleifer
Survey evidence suggests that many investors form beliefs about future stock market returns by extrapolating past returns. Such beliefs are hard to reconcile with existing models of the aggregate stock market. We study a consumption-based asset pricing model in which... View Details
- December 2014
- Article
The Distinct Effects of Information Technology and Communication Technology on Firm Organization
By: Nicholas Bloom, Luis Garicano, Raffaella Sadun and John Van Reenen
Empirical studies on information communication technologies (ICT) typically aggregate the "information" and "communication" components together. We show theoretically and empirically that this is problematic. Information and communication technologies have very... View Details
- 2014
- Article
Are Patents Creative or Destructive?
By: Tom Nicholas
Current debate over patent aggregation has led to renewed interest in the long-standing question concerning whether patents are a creative or a destructive influence on the process of technological development. In this paper I examine the basic patent tradeoff between... View Details
- August 2014
- Teaching Plan
The Huffington Post
In February 2010, management of the Huffington Post, a fast-growing but not-yet-profitable Internet newspaper that aggregates blog posts from unpaid contributors and excerpts of stories originally published by other news sites, faces a number of decisions about its... View Details
- August 2014
- Article
Mortgage Convexity
By: Samuel G. Hanson
Most home mortgages in the United States are fixed-rate loans with an embedded prepayment option. When long-term rates decline, the effective duration of mortgage-backed securities (MBS) falls due to heightened refinancing expectations. I show that these changes in MBS... View Details
- June 2014 (Revised January 2017)
- Case
Focus Financial Partners and the U.S. RIA Industry in 2014
By: Luis Viceira and Emily A. Chien
In the Spring of 2014, Rudy Adolf, CEO and founder of Focus Financial, and the two other co-founders of the firm are considering alternative growth strategies to solidify Focus Financial's position as a leading aggregator of independent wealth management firms in the... View Details
- Article
Currency Unions, Product Introductions, and the Real Exchange Rate
By: Alberto Cavallo, Brent Neiman and Roberto Rigobon
We use a novel dataset of online prices of identical goods sold by four large global retailers in dozens of countries to study good-level real exchange rates and their aggregated behavior. First, in contrast to the prior literature, we demonstrate that the law of one... View Details
- May 2014
- Article
Representative Evidence on Lying Costs
By: Johannes Abeler, Anke Becker and Armin Falk
A central assumption in economics is that people misreport their private information if this is to their material benefit. Several recent models depart from this assumption and posit that some people do not lie or at least do not lie maximally. These models invoke many... View Details
- March 2014 (Revised September 2015)
- Case
Clef Company: Turnover
The Clef case focuses on the issue of turnover in a firm's sales force. Students must analyze the factors contributing to turnover as well as the role of the field sales force in Clef's profitable business strategy. Among other things, the Clef case illustrates that... View Details
- Article
The Use of Broker Votes to Reward Brokerage Firms' and Their Analysts' Research Activities
By: David A. Maber, Boris Groysberg and Paul M. Healy
In traditional markets, the price mechanism directs the flow of resources and governs the process through which supply and demand are brought into equilibrium. In the investment-research industry, broker votes perform these functions. Using detailed clinical data from... View Details
- November 2013 (Revised August 2015)
- Case
Janet Yellen and the Bernanke Fed
By: Matthew Weinzierl and Katrina Flanagan
The unelected Federal Reserve Chairman exerts exceptional influence over the U.S., in fact global, economy. As Janet Yellen prepared to take over the position, she would look back on Chairman Bernanke's tenure during the Great Recession. During that time, Bernanke was... View Details
- November 2013 (Revised November 2014)
- Case
Infection Control at Massachusetts General Hospital
By: Robert S. Huckman and Nikolaos Trichakis
The case explores the challenges facing Massachusetts General Hospital concerning the adoption of a new infection control policy, which promises to improve operational performance, patient safety, and profitability. The new policy requires coordination between... View Details
- Article
Fast Subset Scan for Multivariate Spatial Biosurveillance
By: Daniel B. Neill, Edward McFowland III and Huanian Zheng
We present new subset scan methods for multivariate event detection in massive space-time datasets. We extend the recently proposed 'fast subset scan' framework from univariate to multivariate data, enabling computationally efficient detection of irregular space-time... View Details