by Randy Rieland. It wasn’t so long ago that a number of Republican senators actually thought happy thoughts about cap-and-trade or carbon pricing — before they got on board with the official GOP talking points and started referring to any climate policy as a “job-killing national energy tax.” We were just kidding: Let’s have a flashback moment with some of the GOP’s most notable flip-floppers: Sen. Lisa Murkowski (R-Alaska):

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