Who’s paying for the anti-Huckabee ads?

According to Associated Press The Club for Growth is spending $175,000 to continue running ads in Iowa that highlight tax increases adopted in Arkansas when Huckabee was governor.

During the past three weeks, the group has spent $550,000 to criticize Huckabee's economic policies. A major donor is Jackson T. "Steve" Stephens Jr., a Little Rock, Ark., businessman and member of the Club for Growth's board of directors. Stephens is a longtime critic of Huckabee who once considered running against him for governor. He has donated $200,000 to the group, including $100,000 this month.