There is a general interest in ranking performances (e.g., in sports or policy) that essentially implies aggregating several performance dimensions. The usual approach considers a “cardinal†linear weighting of the different single-dimensional performance indicators. The authors...

Robust Rankings of Multidimensional Performances: An Application to Tour de France Racing CyclistsDr. Knut M. Wittkowski (The Rockefeller University) pointed out that his u-score given in Equation 3 of Wittkowski (2003) and Equation 3 in Wittkowski, Lee, Nussbaum, Chamian, and Krueger (2004) is...