Much of the world, namely large parts of Asia, may boom while American declines. Obama is simply doing everything possible to prevent us from taking advantage of this huge new pool of consumers. The world may very well just pass us by. In not so many years America's entrepreneur's and producers may simple leave for places that offer better opportunity. This is already happening to some extent, the trend will probably rapidly increase.
This is going on as we speak.
Remember how the Dems decried a "uni-polar world" after the Berlin Wall fell? They couldn't stand it that we were now the sole superpower.
Well, we've got the "bi-polar world" now again under Dear Leader. He's doing everything he can to put the brakes on us while the rest of the world races forward.