CEO compensation at large U.S. corporations jumped 11% to $9.3 million on average last fiscal year, according to a new study sponsored by The Wall Street Journal. Some executives received stand-out amounts.  Philippe Dauman of Viacom, for instance, earned $84 million in the latest fiscal year, double the year-earlier figure. So, is the era of outsized CEO pay back? Martin J. Conyon, a senior fellow at Wharton’s Center for Human Resources considers this and related questions in this Knowledge@Wharton video interview.