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- Article
Representative Democracy and the Implementation of Majority-Preferred Alternatives
In this paper, we contrast direct and representative democracy. In a direct democracy, individuals have the opportunity to vote over the alternatives in every choice problem the population faces. In a representative democracy, the population commits to a candidate ex... View Details
- February 2016
- Case
Express Scripts: Promoting Prescription Drug Home Delivery (A)
By: John Beshears, Patrick Rooney and Jenny Sanford
The pharmacy benefit manager (PBM) sector processes prescription drug claims on behalf of companies that offer a prescription drug benefit to their employees. This case follows Bob Nease, Chief Scientist at Express Scripts, as he considers methods to promote home... View Details
Keywords: Pharmaceuticals; Prescription Drugs; Pharmacy Benefit Manager; PBM; Healthcare; Behavioral Economics; Choice Architecture; Active Choice; Service Delivery; Decision Choices and Conditions; Health Care and Treatment; Order Taking and Fulfillment; Compensation and Benefits; Pharmaceutical Industry
- February 2016 (Revised March 2022)
- Case
Express Scripts: Promoting Prescription Drug Home Delivery (B)
By: John Beshears, Patrick Rooney and Jenny Sanford
The pharmacy benefit manager (PBM) sector processes prescription drug claims on behalf of companies that offer a prescription drug benefit to their employees. This case follows Bob Nease, Chief Scientist at Express Scripts, as he considers methods to promote home... View Details
- 2015
- Working Paper
Staggered Boards and Shareholder Value: A Reply to Amihud and Stoyanov
By: Alma Cohen and Charles C.Y. Wang
In a paper published in the Journal of Financial Economics in 2013, we provided evidence that market participants perceive staggered boards to be on average value-reducing. In a recent response paper, Amihud and Stoyanov (2015) “contest” our results. They... View Details
- 2016
- Article
Penalized Fast Subset Scanning
By: Skyler Speakman, Sriram Somanchi, Edward McFowland III and Daniel B. Neill
We present the penalized fast subset scan (PFSS), a new and general framework for scalable and accurate pattern detection. PFSS enables exact and efficient identification of the most anomalous subsets of the data, as measured by a likelihood ratio scan statistic.... View Details
- Article
Transition to Clean Technology
By: Daron Acemoglu, Ufuk Akcigit, Douglas Hanley and William R. Kerr
We develop a microeconomic model of endogenous growth where clean and dirty technologies compete in production and innovation, in the sense that research can be directed to either clean or dirty technologies. If dirty technologies are more advanced to start with, the... View Details
- January 2016
- Article
Zooming In: A Practical Manual for Identifying Geographic Clusters
By: Juan Alcacer and Minyuan Zhao
This paper takes a close look at the reasons, procedures, and results of cluster identification methods. Despite being a popular research topic in strategy, economics, and sociology, geographic clusters are often studied with little consideration given to the... View Details
Keywords: Mathematical Methods
- 2015
- Working Paper
Financial Patent Quality: Finance Patents After State Street
By: Josh Lerner, Andrew Speen, Mark Baker and Ann Leamon
In the past two decades, patents of inventions related to financial services ("finance patents"), as well as litigation around these patents, have surged. One of the repeated concerns voiced by academics and practitioners alike has been about the quality of these... View Details
- 2015
- Working Paper
The Impact of Funds: An Evaluation of CDC 2004-12
By: Josh Lerner, Ann Leamon, Steve Dew and Dong Ik Lee
CDC was founded in 1948 as part of the U.K. government's efforts to develop the economic resources of Britain's remaining colonies. Since then, CDC has pursued a series of strategies to "do good without losing money," as its original mission was phrased. Its approach... View Details
- 2015
- Working Paper
Do People Shape Cities, or Do Cities Shape People? The Co-evolution of Physical, Social, and Economic Change in Five Major U.S. Cities
By: Nikhil Naik, Scott Duke Kominers, Ramesh Raskar, Edward L. Glaeser and Cesar Hidalgo
Urban change involves transformations in the physical appearance and the social composition of neighborhoods. Yet, the relationship between the physical and social components of urban change is not well understood due to the lack of comprehensive measures of... View Details
- Article
Pricing and Production Flexibility: An Empirical Analysis of the U.S. Automotive Industry
By: Antonio Moreno and Christian Terwiesch
We use a detailed data set from the U.S. auto industry spanning from 2002 to 2009 and a variety of econometric methods to characterize the relationship between the availability of production mix flexibility and firms’ use of responsive pricing. We find that production... View Details
- September 2015 (Revised March 2016)
- Case
Intuit: Turbo Tax PersonalPro - A Tale of Two Entrepreneurs
By: Shikhar Ghosh, Joseph Fuller and Michael Roberts
The case provides a vehicle for teaching about both corporate intrapreneurship and the use of lean startup methods. It tells the story of a product manager within Intuit who develops an idea for a new product that spans two of the company's existing business... View Details
- September 2015
- Article
Design and Implementation of a Privacy Preserving Electronic Health Record Linkage Tool in Chicago
By: Abel Kho, John Cashy, Kathryn Jackson, Adam Pah, Satyender Goel, Jorn Boehnke, John Eric Humphries, Scott Duke Kominers and et al.
Objective
To design and implement a tool that creates a secure, privacy preserving linkage of electronic health record (EHR) data across multiple sites in a large metropolitan area in the United States (Chicago, IL), for use in clinical... View Details
To design and implement a tool that creates a secure, privacy preserving linkage of electronic health record (EHR) data across multiple sites in a large metropolitan area in the United States (Chicago, IL), for use in clinical... View Details
Keywords: Information; Customers; Safety; Rights; Ethics; Entrepreneurship; Health Care and Treatment; Health Industry; Chicago
- Article
Visualizing and Measuring Software Portfolio Architecture: A Power Utility Case
By: Robert Lagerström, Carliss Y. Baldwin and Alan MacCormack
In this paper, we test a Design Structure Matrix (DSM) based method for visualizing and
measuring software portfolio architectures. Our data is drawn from a power utility company, comprising 192 software applications with 614 dependencies between them. We
show that the... View Details
- August 2015 (Revised January 2017)
- Technical Note
From Correlation to Causation
By: Feng Zhu and Karim R. Lakhani
To make sound business decisions, managers must be comfortable with the concepts of correlation and causation. This background note provides an overview of correlation and causation using examples and explains why the former does not imply the latter. It also describes... View Details
- May–June 2015
- Article
Big Data: Big Deal or Big Hype?
By: Sunil Gupta
Google Flu Trends article of November 2008 heralded a new age for big data where it is possible to leverage the vast amount of data to speak for itself, without theory or expert knowledge of the subject matter. However, in a short span the pendulum swung from big data... View Details
- Article
Formal Measures in Informal Management: Can a Balanced Scorecard Change a Culture?
By: Robert Gibbons and Robert S. Kaplan
Agency theorists, historically, have analyzed what kinds of performance measures should be used in formal incentive contracts. For example, after Kaplan-Norton proposed a balanced scorecard of both financial and non-financial measures, some envisioned its role only in... 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
- 2015
- Working Paper
Mobile Money Services—Design and Development for Financial Inclusion
By: Rajiv Lal and Ishan Sachdev
Mobile money services are being deployed rapidly across emerging markets as a key tool to further the goal of financial inclusion. Financial inclusion, the development of novel methods to enable individuals at the base of the pyramid to access formal financial services... View Details
- 2015
- Article
Scalable Detection of Anomalous Patterns With Connectivity Constraints
By: Skyler Speakman, Edward McFowland III and Daniel B. Neill
We present GraphScan, a novel method for detecting arbitrarily shaped connected clusters in graph or network data. Given a graph structure, data observed at each node, and a score function defining the anomalousness of a set of nodes, GraphScan can efficiently and... View Details