TY - JOUR A1 - Ng, Y.-K. T1 - Social criteria for evaluating population change: an alternative to the Blackorby-Donaldson criterion Y1 - 1986 DO - 10.1016/0047-2727(86)90036-8 JF - Journal of Public Economics VL - 29 IS - 3 SP - 375 EP - -381 ER -