Publications

15 Oct 2014
News

The Dark Side of Efficient Markets

Keywords: financial markets; efficiency; futures

Article

DEA Model with Shared Resources and Efficiency Decomposition

By: Yao Chen, Juan Du, H. David Sherman and Joe Zhu

Data envelopment analysis (DEA) has proved to be an excellent approach for measuring performance of decision making units (DMUs) that use multiple inputs to generate multiple outputs. In many real world scenarios, DMUs have a two-stage network process with shared input... View Details

Keywords: Data Envelopment Analysis (DEA); Efficiency; Intermediate Measure; Performance Efficiency

January 2021
Article

ETF Activity and Informational Efficiency of Underlying Securities

By: Lawrence Glosten, Suresh Nallareddy and Yuan Zou

This paper investigates the effect of exchange-traded funds’ (ETFs’) activity on the short-run informational efficiency of their underlying securities. We find that ETF activity increases short-run informational efficiency for stocks with weak information environments.... View Details

Keywords: ETF; Informational Efficiency; Co-movement; Systematic Earnings; Share Lending

February 2013 (Revised December 2015)
Case

Groom Energy Solutions: Selling Efficiency

By: Michael W. Toffel, Kira R. Fabrizio and Stephanie van Sice

Groom Energy Solutions helps organizations reduce their energy use and costs through the implementation of energy efficiency measures, which create long-term financial and environmental benefits. With early success serving customers in the cold storage and industrial... View Details

Keywords: Groom Energy Solutions; Jon Guerster; Salem, MA; Energy Management; Energy Efficiency Paradox; Sustainability Management; Manufacturing; Cold Storage; Commercial Real Estate; Enterprise Smart Grid; Carbon Accounting; LED Lighting; Sustainability Research; Entrepreneurship; Environmental Entrepreneurship; Energy Entrepreneurship; Energy Services; Electricity; Startup; Expansion; Growth; Sustainability; Business Startups; Forecasting and Prediction; Energy Conservation; Revenue; Geographic Location; Human Resources; Management; Growth and Development Strategy; Market Entry and Exit; Operations; Service Delivery; Strategic Planning; Science; Environmental Sustainability; Climate Change; Society; Social Issues; Technology Adoption; Energy Industry; Green Technology Industry; Technology Industry; Utilities Industry; United States; Boston

Educators

May 2024
Article

Housing Policies and Energy Efficiency Spillovers in Low and Moderate Income Communities

By: Omar Isaac Asensio, Olga Churkina, Becky D. Rafter and Kira E O'Hare

Housing policies address the human dimensions of increasing urban density, but their energy and sustainability implications are hard to measure due to challenges with siloed civic data. This is especially critical when evaluating policies targeting low- and... View Details

Keywords: Energy Efficiency; Public Policy; Climate Change; Energy Conservation; Housing; Analytics and Data Science; Policy; Income; Environmental Sustainability; Real Estate Industry; United States

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June 2005 (Revised October 2007)
Background Note

Market Efficiency

By: Joshua D. Coval, Erik Stafford, Rodrigo Osmo, John Jernigan, Zachary Page and Paul Passoni

Covers how prices react to information, the incentives for bringing information into prices, and the paradox of market efficiency in equilibrium--for investors to work hard keeping markets efficient, they must always be somewhat inefficient at the margin. Uses separate... View Details

Keywords: Market Design; Price

Educators

Article

Tax Policy and the Efficiency of U.S. Direct Investment Abroad

By: Mihir A. Desai, C. Fritz Foley and James R. Hines Jr.

Deferral of U.S. taxes on foreign source income is commonly characterized as a subsidy to foreign investment, as reflected in its inclusion among "tax expenditures" and occasional calls for its repeal. This paper analyzes the extent to which tax deferral and other... View Details

Keywords: International Taxation; Dynamic Efficiency; Deferral; Policy; Taxation; Performance Efficiency; Foreign Direct Investment; Investment Funds; Investment Return; Business Earnings; Equity; Financing and Loans; Cash Flow; Capital; United States

SSRN

October 1995
Article

New Trading Practices and Short-Run Market Efficiency

By: Kenneth A. Froot and André Perold

Keywords: Institutional Investing; Market Efficiency; Behavioral Finance; Equities; Stock Market; Indexing; Financial Markets; Asset Pricing

June 2005 (Revised October 2007)
Teaching Note

Market Efficiency (TN)

By: Joshua D. Coval and Erik Stafford

Teaching Note to (2-205-081). View Details

2010
Chapter

Efficiency and Rationality

By: Nien-he Hsieh

Keywords: Performance Efficiency

2007
Working Paper

Proprietary vs. Open Two-Sided Platforms and Social Efficiency

By: Andrei Hagiu

This paper identifies a fundamental economic welfare tradeoff between two-sided open platforms and two-sided proprietary (closed) platforms connecting consumers and producers. Proprietary platforms create two-sided deadweight losses through monopoly pricing but at the... View Details

Keywords: Two-Sided Markets; Platforms; Indirect Network Effects; Product Variety; Social Efficiency; Two-Sided Platforms; Network Effects; Welfare or Wellbeing

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This paper provides an economic model of a university for use in sensitivity and scenario analyses to enhance efficiency. Such modeling contributes to efforts to lower costs and increase college attainment. Executives at BYU-Idaho, identified as one of the most... View Details

Research Summary

Markets, Information, and Efficiency

Professor Meulbroeks market efficiency research focuses on the closely related questions of whether markets properly reflect information that affects a firm's value, and in turn how stock prices influence managerial behavior. In this area, she studies why some firms... View Details

01 Mar 2004
News

Liquid and Efficient

remains the world’s most liquid and most efficient marketplace. That may involve a greater degree of electronic trading, but that remains to be seen. I have a very open mind about this — we’ll see over the next couple of months what is... View Details

Keywords: Finance

December 2018
Technical Note

Efficiency vs. Equality

By: Matthew C. Weinzierl

Educators

1975
Working Paper

Information, Efficiency and Equilibrium

By: Jerry R. Green

When economic agents receive information over time concerning future events it is likely that prices for commodities whose value is influenced by these events will fluctuate in response to changes in the state of knowledge. If such events occur periodically,... View Details

Keywords: Economics; Supply and Industry; Price

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2024
Working Paper

The Efficiency of Patent Litigation

By: Samuel Antill, Murat Alp Celik, Xu Tian and Toni M. Whited

How efficient is the U.S. patent litigation system? We quantify the extent to which the litigation system shapes innovation using a novel dynamic model, in which heterogeneous firms innovate and face potential patent lawsuits. We show that the impact of a litigation... View Details

Keywords: Innovation and Invention; Lawsuits and Litigation; Growth and Development; Welfare; Patents

SSRN

June 2004
Article

Efficient Patent Pools

By: Josh Lerner and Jean Tirole

Keywords: Patents