Derivative trading with mark-to-market accounting degenerates into mark-to-model. Two firms make a big derivative trade and the accountants on both sides show a large profit from the same trade.
Charlie MungerI think there's an awful lot of twaddle and bullshit on EVA. The whole game is to turn retained earnings into more earnings. EVA has ideas about cost of capital that make no sense. Of course, if a company generates high returns on capital and can maintain this over time, it will do well. But the mental system as a whole does not work.
Charlie Munger