Bjurek H, U Kjulin, B Gustafsson and DL Bosworth (1992). “Efficiency, Productivity and Determinants of Inefficiency at Public Day Care Centers in Sweden – Comment.” Scandinavian J Economics 94.
Bjurek H, U Kjulin, B Gustafsson and DL Bosworth (1992). “Efficiency, Productivity and Determinants of Inefficiency at Public Day Care Centers in Sweden – Comment.” Scandinavian J Economics 94.