Zucker, Lynne G. Fundamentals or population dynamics and the geographic distribution of U.S. biotechnology enterprises, 1976-1989 - Cambridge, Mass. : National Bureau of Economic Research, 1998 - 58 Subjects--Topical Terms: INDUSTRIAL LOCATION--UNITED STATES--ECONOMETRIC MODELSBIOTECHNOLOGY INDUSTRIES--UNITED STATES--ECONOMETRIC MODELSPOPULATION DENSITY--ECONOMIC ASPECTS--UNITED STATES--ECONOMEECONOMICS--RESEARCH LC Class. No.: HB849.41 / Z824F