In last Thursday’s slam-bang Republican debate everyone saw Marco Rubio and Ted Cruz do a fine job of demonstrating Donald Trump’s ignorance and inconsistencies. But many may not have noticed Cruz’s citation of a Feb. 9 Wall Street Journal article that casts light on the immigration issue — and suggests strongly that Cruz’s and Rubio’s serious immigration policies could prove more effective than Trump’s bombast about building a wall and getting Mexico to pay for it.

When the dust settles on this wild and wacky GOP primary season, there will be at least one clear Biggest Loser: the Republican National Committee.

Rand Paul had his best debate moment Tuesday when he challenged Marco Rubio on his plans to increase defense spending by $1 trillion. “You cannot be a conservative if you’re going to keep promoting new programs you’re not going to pay for,” said Paul.

Tuesday night’s Fox Business/Wall Street Journal debate in Milwaukee provided clues as to why Marco Rubio and Ted Cruz have been climbing, not by wide margins but perceptibly, into the top-polling positions of the candidates behind the two poll leaders, Donald Trump and Ben Carson.

I dedicate the lead of this column to thanking CNBC for displaying its rank liberal bias in last night’s GOP presidential debate for all the world to see.

While there were some great moments in the latest GOP debate, and some terrific individual performances — Carly Fiorina seemed to grab all the buzz in the aftermath — one thing that barely came up was the economy. It was very much like the first debate.