Undergraduate students walk through a corridor at the University of Pennsylvania’s Wharton School, which stands alone at No.

But now the University of Pennsylvania's vaunted B-school must share the top spot with a school that has fewer than half the undergrads (4,535). MIT has the same acceptance rate, but skews male, with ...

Stanford Graduate School of Business has topped Bloomberg Businessweek’s US business school ranking for an eighth straight year, ahead of Wharton and Harvard. In Asia-Pacific, IIM Bangalore’s ...