Ooghe, Erwin; Lauwers, Luc - In: Economic Theory 25 (2005) 3, pp. 721-743
Different social planners may have different opinions on the well-being of individuals under different social options (Roberts, 1980). If utilities are translation- or ratio-scale measurable, or if the social ranking might be incomplete, or if interplanner comparability is allowed; then there...