“State and County QuickFacts”, United States Census Bureau, 27 июня 2013 г., http://quickfacts.census.gov/qfd/states/00000.html; vivek Wadhwa et al., “America’s New Immigrant Entrepreneurs: Part I”, SSRN Scholarly Paper, Duke Science, Technology & Innovation Paper no. 23 (Rochester, NY: Social Science Research Network, 4 января 2007 г.), http://papers.ssrn.com/abstract=990152.