Corrigendum to “Values for Environments with Externalities – the Average Approach” [Games Econ. Behav., (2018), 108, (49–64), 10.1016/j.geb.2017.08.003)

• Authors: Inés Macho-Stadler, David Pérez-Castrillo and David Wettstein
• Vol. 155, 267 - 269, January 2026

Theorem 1 in Macho-Stadler et al. (2018) is incorrect. In this note, we correct the theorem by introducing a new axiom, the non-negative payoffs axiom, and adjusting the proof accordingly. We also discuss the implications of this correction for other results presented in the paper.