The GOP's baffling decision to raise taxes on millions of Americans

If there's one thing we thought we could count on in this crazy world, it's that Republicans will never, ever, ever support a tax increase. It wasn't always this way — Ronald Reagan, who to hear some people tell it practically walked the Earth without sin, actually raised taxes multiple times — but today there may be no more foundational belief to the GOP than the principle that taxes must come down, everywhere and always. In fact, 46 of the 52 Republicans in the Senate and 210 of the 240 in...