Chin Up for JPMorgan Chase's Dimon When I heard JPMorgan Chase honcho Jamie Dimon has been slogging against a justified tide of criticism for his bank's miserable $2B trading loss last week, and he's being well advised by his people: Don't pass the buck, don't blame anyone, and take your hits. The Washington Post reported: "Dimon, unusually subdued, told shareholders at the JPMorgan annual  meeting that the company’s mistakes were “self-inflicted.” Speaking with  reporters later, he added: “The buck always stops with...