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- March 2022
- Article
Winner Takes All? Tech Clusters, Population Centers, and the Spatial Transformation of U.S. Invention
By: Brad Chattergoon and William R. Kerr
U.S. invention has become increasingly concentrated around major tech centers since the 1970s, with implications for how much cities across the country share in concomitant local benefits. Is invention becoming a winner-takes-all race? We explore the rising spatial...
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- February 2022
- Article
Taxation and Innovation in the 20th Century
By: Ufuk Akcigit, John Grigsby, Tom Nicholas and Stefanie Stantcheva
This paper studies the effect of corporate and personal taxes on innovation in the United States over the twentieth century. We build a panel of the universe of inventors who patent since 1920, and a historical state-level corporate tax database with corporate tax...
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- 2022
- Working Paper
Human Mobility and the Globalization of Knowledge Production: Causal Evidence from Multinational Enterprises
By: Dany Bahar, Prithwiraj Choudhury, James M. Sappenfield and Sara Signorelli
We investigate how reforms that ease or restrict human mobility affect global innovation. We leverage a unique dataset merging patent data with exhaustive information on business-related migration reforms that take place in 15 countries over 26 years, and employ a...
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- 2021
- Working Paper
Winner Takes All? Tech Clusters, Population Centers, and the Spatial Transformation of U.S. Invention
By: Brad Chattergoon and William R. Kerr
U.S. invention has become increasingly concentrated around major tech centers since the 1970s, with implications for how much cities across the country share in concomitant local benefits. Is invention becoming a winner-takes-all race? We explore the rising spatial...
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- June 18, 2021
- Article
Who Do We Invent for? Patents by Women Focus More on Women's Health, but Few Women Get to Invent
By: Rembrand Koning, Sampsa Samila and John-Paul Ferguson
Women engage in less commercial patenting and invention than do men, which may affect what is invented. Using text analysis of all U.S. biomedical patents filed from 1976 through 2010, we found that patents with all-female inventor teams are 35% more likely than...
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Keywords:
Innovation;
Gender Bias;
Health;
Innovation and Invention;
Research;
Patents;
Gender;
Prejudice and Bias
- January 2021
- Article
Commuting and Innovation: Are Closer Inventors More Productive?
By: Hongyu Xiao, Andy Wu and Jaeho Kim
We estimate the causal effect of workplace–home commuting distance on inventor productivity. We construct a novel panel of U.S. inventors with precisely measured workplace–home distances and inventor-level productivity. Our identification strategy exploits firm office...
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- November 2020
- Article
Migrant Inventors and the Technological Advantage of Nations
By: Dany Bahar, Prithwiraj Choudhury and Hillel Rapoport
We investigate the relationship between the presence of migrant inventors and the dynamics of innovation in the migrants’ receiving countries. We find that countries are 25 to 60 percent more likely to gain advantage in patenting in certain technologies given a twofold...
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- September 2020
- Case
The Black New Venture Competition
Black entrepreneurs encounter many unique obstacles when raising capital to start and grow a business. During their second year at Harvard Business School (HBS), MBA students Kimberly Foster and Tyler Simpson decided to do something to make a difference for...
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Keywords:
Startup;
Start-up;
Startup Financing;
Startups;
Start-ups;
African-American Protagonist;
African-american Entrepreneurs;
African-american Investors;
African-Americans;
African-American Women;
Black Leadership;
Black Inventors;
Black Entrepreneurs;
Harvard Business School;
Harvard;
Business And Society;
Early Stage Funding;
Early Stage Finance;
Technology Entrepreneurship;
Discrimination;
Technology Ventures;
Entrepreneurial Finance;
Entrepreneurial Financing;
Business Plan;
Business Startups;
Business Ventures;
Financing and Loans;
Business Growth and Maturation;
Diversity;
Gender;
Race;
Entrepreneurship;
Venture Capital;
Small Business;
Leadership;
Information Technology;
Competition;
Technology Industry
- September 2020
- Teaching Plan
Harlem Capital: Changing the Face of Entrepreneurship
By: George Serafeim
Jarrid Tingle and Henri Pierre-Jacques had spent the summer between their first and second years of their MBA program fund raising for their start-up venture capital (VC) firm, Harlem Capital Partners. Harlem Capital was founded upon the principle that addressing the...
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Keywords:
Venture Capital Firm Compensation;
Entrepreneurial Finance;
Entrepreneurial Financing;
Black Entrepreneurs;
Black Leadership;
Black Inventors;
Inclusion;
Minority-owned Businesses;
Race And Ethnicity;
Race Characteristics;
Entrepreneurship;
Venture Capital;
Diversity;
Race;
Gender;
Mission and Purpose;
Social Enterprise;
Financial Services Industry;
United States
- 2020
- Working Paper
Research Subsidy Spillovers, Two Ways
By: Kyle Myers and Lauren Lanahan
We study how the outputs of research spill over technological and geographic space in the context of the U.S. Small Business Innovation Research program. We infer input-output links using text analyses and identify the marginal costs of producing patents using...
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- May 2020
- Article
Inventor Gender and the Direction of Invention
By: Rembrand Koning, Sampsa Samila and John-Paul Ferguson
We study whether increasing the share of female inventors leads to more biomedical inventions that focus on the needs of women. After accounting for detailed disease-technology, disease-year, and technology-year fixed effects, we find that a 10 percentage point...
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- March 2020
- Article
Organizing Knowledge Production Teams Within Firms for Innovation
By: Vikas A. Aggarwal, David H. Hsu and Andy Wu
How should firms organize their pool of inventive human capital for firm-level innovation? While access to diverse knowledge may aid knowledge recombination, which can facilitate innovation, prior literature has focused primarily on one way of achieving that: diversity...
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- 2020
- Chapter
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...
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- October 2019
- Case
Harlem Capital: Changing the Face of Entrepreneurship (A)
By: George Serafeim and David Freiberg
Jarrid Tingle and Henri Pierre-Jacques had spent the summer between their first and second years of their Harvard Business School MBA program fund raising for their start-up venture capital (VC) firm, Harlem Capital Partners. Harlem Capital was founded upon the...
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Keywords:
Impact Investing;
Gender Bias;
Gender Inequality;
Minority Representation;
Entrepreneurial Finance;
Investment Management;
Investing;
Inequality;
Race And Ethnicity;
Black Entrepreneurs;
Black Inventors;
Black Leadership;
Venture Investing;
Fund Raising;
Venture Capital;
Entrepreneurship;
Diversity;
Gender;
Race;
Equality and Inequality;
Equity;
Mission and Purpose;
Investment Funds;
Financial Services Industry;
United States
- Article
Risk Attitudes and Personality Traits of Entrepreneurs and Venture Team Members
By: Sari Pekkala Kerr, William R. Kerr and Margaret Dalton
Personality distinctions between entrepreneurs, nonfounder CEOs/leaders, and inventor employees have received limited attention, especially in innovative settings where they are working together. We surveyed these groups, along with other employees of innovative firms,...
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- 2021
- Working Paper
Who Do We Invent for? Patents by Women Focus More on Women's Health, but Few Women Get to Invent
By: Rembrand Koning, Sampsa Samila and John-Paul Ferguson
Has the increase in female medical researchers led to more medical advances for women? In this paper, we investigate if the gender of inventors shapes their types of inventions. Using data on the universe of U.S. biomedical patents, we find that patents with women...
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Keywords:
Innovation;
Biomedical Research;
Innovation and Invention;
Diversity;
Gender;
Research;
Health;
United States
- February 2019
- Article
The Ethnic Migrant Inventor Effect: Codification and Recombination of Knowledge Across Borders
By: Prithwiraj Choudhury and Do Yoon Kim
Ethnic migrant inventors may differ from locals in terms of the knowledge they bring to host firms. We study the role of first-generation ethnic migrant inventors in cross-border transfer of knowledge previously locked within the cultural context of their home regions....
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Keywords:
Skilled Migration;
Ethnic Migration;
First-generation Migrant;
Cultural Context;
Knowledge Flows;
Knowledge Reuse;
Knowledge Recombination;
Recombinant Creation;
H1B Visas;
Knowledge Sharing;
Knowledge Use and Leverage;
Knowledge Dissemination;
Immigration;
Ethnicity;
Cross-Cultural and Cross-Border Issues
- 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...
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- 2021
- Working Paper
The Contribution of High-Skilled Immigrants to Innovation in the United States
By: Shai Benjamin Bernstein, Rebecca Diamond, Timothy McQuade and Beatriz Pousada
We characterize the contribution of immigrants to US innovation, both through their direct productivity as well as through their indirect spillover effects on their native collaborators. To do so, we link patent records to a database containing the first five digits of...
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- 2018
- Working Paper
Taxation and Innovation in the 20th Century
By: Ufuk Akcigit, John Grigsby, Tom Nicholas and Stefanie Stantcheva
This paper studies the effect of corporate and personal taxes on innovation in the United States over the 20th century. We use three new datasets: a panel of the universe of inventors who patent since 1920; a dataset of the employment, location, and patents of firms...
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