Publications

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2017
Working Paper

Innovation, Reallocation and Growth

By: Daron Acemoglu, Ufuk Akcigit, Harun Alp, Nicholas Bloom and William R. Kerr

We build a model of firm-level innovation, productivity growth, and reallocation featuring endogenous entry and exit. A new and central economic force is the selection between high- and low-type firms, which differ in terms of their innovative capacity. We estimate the... View Details

Keywords: Entry; Growth; Industrial Policy; Innovation; R＆D; Reallocation; Selection; Business Ventures; Resource Allocation; Performance Productivity; Policy; Research and Development; Innovation and Invention; Growth and Development; United States

May–June 2025
Article

Centralization and Organization Reproduction: Ethnic Innovation in R&D Centers and Satellite Locations

We study the relationship between firm centralization and organizational reproduction in satellite locations. For decentralized firms, the ethnic compositions of inventors in satellite locations mostly resemble their host cities, with little link to the inventor... View Details

Keywords: Organizational Reproduction; Centralization; Research and Development; Innovation and Invention; Organizational Design; Ethnicity

21 Aug 2012
First Look

First Look: August 21

Entrepreneurship and Urban Growth: An Empirical Assessment with Historical Mines Authors:Edward L. Glaeser, Sari Pekkala Kerr, and William R.... View Details

Keywords: Sean Silverthorne

July 2016
Article

Taxation, Corruption, and Growth

By: Philippe Aghion, Ufuk Akcigit, Julia Cagé and William R. Kerr

We build an endogenous growth model to analyze the relationships between taxation, corruption, and economic growth. Entrepreneurs lie at the center of the model and face disincentive effects from taxation but acquire positive benefits from public infrastructure.... View Details

Keywords: Endogenous Growth; Public Goods; Corruption; Crime and Corruption; Entrepreneurship; Taxation; Economic Growth

12 May 2009
First Look

First Look: May 12, 2009

R. Kerr Publication:The American Economic Review (forthcoming) Abstract Why do firms cluster near one another? We test Marshall's (1920) theories of industrial agglomeration by... View Details

Keywords: Martha Lagace

2023
Working Paper

Centralization and Organization Reproduction: Ethnic Innovation in R&D Centers and Satellite Locations

We study the relationship between firm centralization and organizational reproduction in satellite locations. For decentralized firms, the ethnic compositions of inventors in satellite locations mostly resemble their host cities, with little link to the inventor... View Details

Keywords: Ethnicity; Business Offices; Research and Development; Innovation and Invention; Organizational Design

2020
Working Paper

Global Talent and U.S. Immigration Policy

Talent is a critical resource for today’s knowledge economy. The United States has benefited substantially from high-skilled migration since the 1970s, especially with respect to innovation and entrepreneurship. This chapter reviews data on these immigrant... View Details

Keywords: Global Talent Flows; Immigration; Policy; Talent and Talent Management; Global Range; United States

SSRN

01 Dec 2018
News

Competencies and Credentials

pace of technological change, the emergence of a gig economy, and shifting global and labor markets. As faculty co-chairs of the Managing the Future of Work project, William... View Details

August 2008
Article

Ethnic Scientific Communities and International Technology Diffusion

This study explores the importance of knowledge transfer for international technology diffusion by examining ethnic scientific and entrepreneurial communities in the US and their ties to their home countries. US ethnic research communities are quantified by applying an... View Details

Keywords: Information Technology; Ethnicity; Production; Integration; Knowledge Sharing; Patents; Employment; Performance Productivity; Entrepreneurship; Change; Developing Countries and Economies; Immigration; China; United States

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20 Oct 2015
First Look

October 20, 2015

forthcoming NBER Macroeconomics Annual 2015 Networks and the Macroeconomy: An Empirical Exploration By: Acemoglu, Daron, Ufuk Akcigit, and Kerr, William View Details

Keywords: Sean Silverthorne

July 2013
Article

Ethnic Innovation and U.S. Multinational Firm Activity

By: C. Fritz Foley and William R. Kerr

This paper studies the impact that immigrant innovators have on the global activities of U.S. firms by analyzing detailed data on patent applications and on the operations of the foreign affiliates of U.S. multinational firms. The results indicate that increases in the... View Details

Keywords: Technology Transfer; Innovation; Ethnic Networks; Patents; Diasporas; Ethnicity; Multinational Firms and Management; Competitive Advantage; Research and Development; Foreign Direct Investment; Innovation and Invention; United States

February 2018
Article

Heterogeneous Technology Diffusion and Ricardian Trade Patterns

This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and... View Details

Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States

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2013
Working Paper

Heterogeneous Technology Diffusion and Ricardian Trade Patterns

This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and... View Details

Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States

SSRN

July 2019
Teaching Note

AT&T, Retraining, and the Workforce of Tomorrow

By: William R. Kerr and Carl Kreitzberg

A Teaching Note for the "AT&T, Retraining, and the Workforce of Tomorrow" case study (HBS#820-017). The case describes how AT&T designed and implemented a program to retrain 100,000 of its workers. The case first reviews the technological forces that compelled AT&T to... View Details

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2019
Working Paper

Immigrant Networking and Collaboration: Survey Evidence from CIC

By: Sari Pekkala Kerr and William R. Kerr

Networking and the giving and receiving of advice outside of one’s own firm are important features of entrepreneurship and innovation. We study how immigrants and natives utilize the potential networking opportunities provided by CIC, formerly known as the Cambridge... View Details

Keywords: Immigrants; Networking; Advice; Entrepreneurs; Inventors; Start-up Employees; Venturing; Co-working; Agglomeration; Immigration; Entrepreneurship; Networks; Innovation and Invention; Social and Collaborative Networks

February 2025
Teaching Note

Influencer-Led Brand Building: Hairitage and the McKnights

By: William R. Kerr and James Palano

Teaching Note for HBS Case No. 825-066. Mindy McKnight started in 2009 as an early influencer on social media whose videos of creative hairstyles for girls launched her family on an entrepreneurship journey. The McKnights transitioned from YouTube ad revenue to brand... View Details

Keywords: Family Business; Social Media; Entrepreneurship; Brands and Branding; Product Launch; Power and Influence; Expansion; Beauty and Cosmetics Industry

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2013
Article

Immigration and Employer Transitions for STEM Workers

By: Sari Pekkala Kerr and William R. Kerr

We analyze the career trajectories of STEM workers and firm-level hiring of immigrants using the Longitudinal Employer-Household Dynamics (LEHD) database of the US Census Bureau. We find STEM career adjustments during periods of abnormally high immigration into the... View Details

Keywords: Nationality; Employment; Immigration