Coontz, Sidney H Productive labour and effective demand, including a critique of Keynesian economics by Sidney H. Coontz, with an introduction by William J. Blake - London ; Boston, MA Routledge & K. Paul 1965 [i.e. 1966] - x, 174 p. tables, diagrs. 23 cm ISSN: 66002395 Subjects--Topical Terms: Supply and demand Dewey Class. No.: 330.155 COO