G. Koolman: Say’s Conception of the Role of the Entrepreneur. In: Economica. Band38, Nr.151, August 1971, S.269–286, doi:10.2307/2552843, JSTOR:10.2307/2552843.
jstor.org
G. Koolman: Say’s Conception of the Role of the Entrepreneur. In: Economica. Band38, Nr.151, August 1971, S.269–286, doi:10.2307/2552843, JSTOR:10.2307/2552843.