Apple CEO Tim Cook, speaking during an event in San Francisco on March 7, 2012 in this photo, had the highest pay for 2011 at $377,996,537, according to the AFL-CIO. The national labor group launched its Executive Paywatch analysis 15 years ago to inform the public about growing inequality in labor wages, said AFL-CIO President Richard Trumka. (David Paul Morris/Bloomberg via Getty Images)