Publications

Randolph B. (Randy) Cohen is the MBA Class of 1975 Senior Lecturer of Entrepreneurial Management in the Finance Unit at Harvard Business School. Cohen’s main research focus has been the identification of top investment managers and the prediction of manager... View Details

Keywords: financial services; investment banking industry

2023
Working Paper

Uniform Rate Setting and the Deposit Channel

By: Juliane Begenau and Erik Stafford

U.S. banks predominantly use uniform deposit rate setting policies, particularly the largest banks. Uniform rate setting ignores local market concentration, and is therefore inconsistent with the identification strategy used to provide cross-sectional evidence of the... View Details

Keywords: Banks and Banking; Financial Markets; Interest Rates; Banking Industry

2016
Working Paper

The Search for Peer Firms: When Do Crowds Provide Wisdom?

By: Charles M.C. Lee, Paul Ma and Charles C.Y. Wang

In knowledge-based economies, many business enterprises defy traditional industry boundaries. In this study, we evaluate six "big data" approaches to peer firm identifications and show that some, but not all, "wisdom-of-crowd" techniques perform exceptionally well. We... View Details

Keywords: Peer Firm; EDGAR Co-search; Analyst Co-coverage; Wisdom Of Crowds; Performance Benchmarking; Crowd Of Crowds; Internet and the Web; Accounting

2008
Working Paper

Financial Development, Bank Ownership, and Growth. Or, Does Quantity Imply Quality?

By: Shawn A. Cole

In 1980, India nationalized its large private banks. This induced different bank ownership patterns across different towns, allowing credible identification of the effects of bank ownership on financial development, lending rates, and the quality of intermediation, as... View Details

Keywords: Economic Growth; Credit; Banks and Banking; Interest Rates; State Ownership; Private Ownership; Banking Industry; India

August 2017
Article

Is the SEC Captured? Evidence from Comment-Letter Reviews

By: Jonas Heese, Mozaffar Khan and Karthik Ramanna

SEC oversight of publicly listed firms ranges from comment letter (CL) reviews of firms’ reporting compliance to pursuing enforcement actions against violators. Prior literature finds that firm political connections (PC) negatively predict enforcement actions,... View Details

Keywords: Comment Letters; Political Connections; Regulatory Capture; SEC Enforcement; Government Administration; Business and Government Relations; Government and Politics

2020
Chapter

Team Reflexivity

By: Michaéla Schippers, Amy C. Edmondson and Michael A. West

Many teams face the problem of process loss, or suboptimal functioning, with sometimes serious consequences, such as medical errors. Team reflexivity—a deliberate process of discussing team goals, processes, or outcomes—can aid in optimizing team performance. In the... View Details

Keywords: Team Reflexivity; Groups and Teams; Performance Improvement; Information; Goals and Objectives; Learning

January 2022
Case

Somatus: Value-Based Kidney Care (A)

By: Ariel D. Stern, Robert S. Huckman and Sarah Mehta

When Dr. Ikenna Okezie founded Somatus, a value-based kidney care provider, his goal had been nothing short of transforming kidney care delivery in the United States. Rather than relying on dialysis, a costly and intensive treatment for late-stage kidney disease, the... View Details

Keywords: Business Startups; Disruption; Entrepreneurship; Health; Health Care and Treatment; Health Disorders; Medical Specialties; Innovation and Invention; Disruptive Innovation; Management; Strategy; Business Strategy; Value; Value Creation; Health Industry; United States; Virginia

Educators

Purchase

06 Jul 2022
News

The Political Polarization of Corporate America

February 2015
Article

Corporate Investment and Stock Market Listing: A Puzzle?

By: John Asker, Joan Farre-Mensa and Alexander Ljungqvist

We investigate whether short-termism distorts the investment decisions of stock market listed firms. To do so, we compare the investment behavior of observably similar public and private firms using a new data source on private U.S. firms, assuming for identification... View Details

Keywords: Private Ownership; Public Ownership; Corporate Finance

2013
Working Paper

From Green Users to Green Voters

By: Diego Comin and Johannes Rode

We estimate the effect of the diffusion of photovoltaic (PV) systems on the fraction of votes obtained by the German Green Party. The logistic diffusion of PV systems offers a new identification strategy. We take first differences and instrument adoption rates (i.e.... View Details

Keywords: Voting; Political Elections; Technology Adoption; Environmental Sustainability; Green Technology Industry; Public Administration Industry; Germany

Purchase

2023
Working Paper

Learning by Investing: Entrepreneurial Spillovers from Venture Capital

By: Josh Lerner, Jinlin Li and Tong Liu

This paper studies how investing in venture capital (VC) affects the entrepreneurial outcomes of individual limited partners (LPs). Using comprehensive administrative data on entrepreneurial activities and VC fundraising and investments in China, we first document that... View Details

Keywords: Partners and Partnerships; Entrepreneurship; Venture Capital; Investment; China

2022
Working Paper

Pricing of Climate Risk Insurance: Regulatory Frictions and Cross-Subsidies

By: Ishita Sen, Ana-Maria Tenekedjieva and Sangmin Oh

We study the consequences of state-level price (rate) regulation for U.S. homeowners' insurance, a $15 trillion market that provides households protection against climate losses. Using two distinct identification strategies and novel data on regulatory filings and ZIP... View Details

Keywords: Climate Risk; Homeowners' Insurance; Price Controls; Financial Regulation; Cross-subsidization; Climate Change; Household; Insurance; Price; Governance Controls; Financial Institutions; United States

October 2007
Article

Supply and Demand Shifts in the Shorting Market

By: Lauren Cohen, Karl B. Diether and Christopher J. Malloy

Using proprietary data on stock loan fees and quantities from a large institutional investor, we examine the link between the shorting market and stock prices. Employing a unique identification strategy, we isolate shifts in the supply and demand for shorting. We find... View Details

Keywords: Analytics and Data Science; Stocks; Financing and Loans; Price; Strategy; Demand and Consumers; Forecasting and Prediction; Investment Return; Markets; Information

Research Summary

Corporate Investment and Stock Market Listing: A Puzzle?

In joint work with John Asker and Alexander Ljungqvist, we investigate whether short-termism distorts the investment decisions of stock market listed firms. To do so, we compare the investment behavior of observably similar public and private firms using a new... View Details

January 2007
Article

Acquisitions and Firm Growth: Creating Unilever's Ice Cream and Tea Business

By: G. Jones and Peter Miskell

This article provides a longitudinal case study of the use of acquisitions by the Anglo-Dutch multinational Unilever to build the world's largest ice cream and tea businesses. The study supports recent resource-based theory which argues that complementary rather than... View Details

Keywords: Mergers and Acquisitions; Integration; Value; Knowledge Use and Leverage; Business and Shareholder Relations; Interests; Business Ventures; Employees; Food and Beverage Industry