·¡³¦´Ç²Ô´Ç³¾¾±²õ³Ù’sÌýlist of the 100 best MBA programs in the world published yesterday (Oct. 9). The U.S. institutions that have bowed out include Babson College, the University of Minnesota’s Carlson School, Purdue University’s Krannert School, and the University of Illinois at Urbana-Champaign.