Obrinsky, Mark, 1950- Profit theory and capitalism / Mark Obrinsky. - Philadelphia : University of Pennsylvania Press, 1983 - xii, 177 p. ; 21 cm. - Post Keynesian economics . - Profit theory and capitalism. . Open access. ISBN: 0812211472 LCCN: 8240482 Subjects--Topical Terms: Profit--History.Economics--History.Capitalism--History.