Washington Post: Lately, the White House and Congress have been talking up tax reform. And that`s given policy wonks an excuse to revisit one of their favorite environmental proposals — the carbon tax. The government would slap a fee on greenhouse-gas emissions to offset tax cuts elsewhere. It would boost the economy and address global warming. What`s not to love?
Well, let`s set aside the fact that there aren`t yet any prominent politicians touting the idea. It`s still worth discussing on its merits. And one…