Publications

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

2008
Working Paper

The Ethnic Composition of U.S. Inventors

The ethnic composition of US scientists and engineers is undergoing a significant transformation. This study applies an ethnic-name database to individual patent records granted by the United States Patent and Trademark Office to document these trends with greater... View Details

Keywords: Inventors; Scientists; Engineers; Information Technology; Patents; Ethnicity; Innovation and Invention; Research and Development; Immigration; China; United States; India

01 Nov 2011
First Look

First Look: Nov. 1

Entrepreneurship in India Authors:Ejaz Ghani, William R. Kerr, and Stephen O'Connell Abstract We analyze the spatial determinants of entrepreneurship in India in the... View Details

Keywords: Sean Silverthorne

January 2018 (Revised May 2018)
Case

AT&T Managing Technological Change and the Future of Telephone Operators in the 20th Century

By: Daniel P. Gross and William R. Kerr

By the 1930s, AT&T dominated the American phone industry, serving 10 million telephones and employing over 100,000 switchboard operators. But beginning in the mid-1910s, the company began changing from manually operated switchboards to mechanical switching systems that... View Details

Keywords: AT＆T; Bell Telephone; Phone Lines; Phone Operators; Mechanical Switching; Layoffs; Technological Change; Transition; History; Innovation and Invention; Technological Innovation; Information Technology; Disruption; Change Management; Communications Industry; Telecommunications Industry; United States

Educators

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

Find at Harvard

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

September 2012 (Revised September 2016)
Background Note

Convertible Notes in Seed Financings

By: Ramana Nanda, William R. Kerr and Robert F. White

This note introduces convertible notes in angel financing. It begins by delineating the differences between a priced and non-priced round. It then describes a specific example of a convertible note, with attention paid to technical details regarding valuation caps. View Details

Keywords: Financing; Finance; Entrepreneurship

Educators

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

Web

Globalization - Faculty & Research

democracy being a substitute for economic IGOs, but a complement for social and cultural IGOs. July 2013 Article Ethnic Innovation and U.S. Multinational Firm Activity By: C. Fritz Foley and William R. View Details

2007
Working Paper

What Causes Industry Agglomeration? Evidence from Coagglomeration Patterns

By: Glenn Ellison, Edward Glaeser and William R. Kerr

Many industries are geographically concentrated. Many mechanisms that could account for such agglomeration have been proposed. We note that these theories make different predictions about which pairs of industries should be coagglomerated. We discuss the measurement of... View Details

Keywords: Geographic Location; Labor; Industry Clusters; Transportation; Manufacturing Industry; United States

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

2011
Chapter

Promoting Entrepreneurship, Growth, and Job Creation

By: Ejaz Ghani, William R. Kerr and Stephen O'Connell

Find at Harvard

Summer, 2018
Article

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; Market Entry and Exit; Growth and Development; Innovation and Invention; Research and Development; Performance Productivity

Find at Harvard

July 2010
Article

The Supply Side of Innovation: H-1B Visa Reforms and U.S. Ethnic Invention

By: William R. Kerr and William F. Lincoln

This study evaluates the impact of high-skilled immigrants on U.S. technology formation. We use reduced-form specifications that exploit large changes in the H-1B visa program. Higher H-1B admissions increase immigrant science and engineering (SE) employment and... View Details

Keywords: Engineering; Governing Rules, Regulations, and Reforms; Policy; Immigration; Innovation and Invention; Patents; Business and Government Relations; Science; United States

October 2019
Teaching Note

Managing the Future of Work

By: William R. Kerr and Carl Kreitzberg

This teaching note has been prepared to assist instructors with teaching HBS Case Study 818-128 "Managing the Future of Work.' This case has been designed to introduce leaders from various sectors to the Future of Work, and to give them the analytical tools and... View Details

Keywords: Future Of Work; Employment; Technological Innovation; Organizational Change and Adaptation; Change Management; Problems and Challenges; Opportunities

2017
Chapter

Immigrant Entrepreneurship

By: William R. Kerr and Sari Pekkala Kerr

We examine immigrant entrepreneurship and the survival and growth of immigrant-founded businesses over time relative to native-founded companies. Our work quantifies immigrant contributions to new firm creation in a wide variety of fields and using multiple... View Details

Keywords: Entrepreneurship; Immigration; United States

Article

Spatial Determinants of Entrepreneurship in India

By: Ejaz Ghani, William R. Kerr and Stephen O'Connell

We analyze the spatial determinants of entrepreneurship in India in the manufacturing and services sectors. Among general district traits, quality of physical infrastructure and workforce education are the strongest predictors of entry, with labor laws and household... View Details

Keywords: Agglomeration; Development; Entrepreneurship; Manufacturing Industry; Service Industry; India; South Asia

Teaching Interest

Launching New Ventures—Jump-Starting Innovation for Entrepreneurs and Business Owners (Executive Education)