@article{Weisbrod, author = {Weisbrod, B. A.}, title = {Toward a theory of the Voluntary Non-Profit Sector in a Three-sector Economy}, series = {Phelps, E. S. (Ed.): Altruism, morality and economic theory, New York (Russell Sage Foundation) 1975, pp. 171-196.}, journal = {Phelps, E. S. (Ed.): Altruism, morality and economic theory, New York (Russell Sage Foundation) 1975, pp. 171-196.}, language = {en} }