Carvajal, Andrés - In: Mathematical Social Sciences 58 (2009) 2, pp. 272-277
Foster (1999) has given a proof of the Calibration Theorem of Foster and Vohra (1998), using the Approachability Theorem proposed by Blackwell (1956). This note presents a simplified version of Foster's argument, invoking the specialization given by Greenwald et al. (2006) of Blackwell's Theorem.