As the most comprehensive resource available for those involved in technology-based economic development, SSTI offers the services that are needed to help build tech-based economies. Learn more about membership...
Self-Employed Business Ownership Rates in the United States: 1979-2003
Microdata are used to produce more complete self-employment figures and to follow trends in self-employed business owner demographics. This study finds that self-employment numbers have grown slow and steadily since the late 1970s.
Link
http://www.sba.gov/advo/research/rs243tot.pdf