The elite financiers attending Davos are worried about the 70 percent tax rate on earnings above $10 million proposed by freshman Rep. Alexandria Ocasio-Cortez, D-N.Y. "It's scary," Scott Minerd, global chief investment officer for $265 billion Guggenheim Partners, said in an interview on the sidelines of the World Economic Forum in Davos, Switzerland. "By the time we get to the presidential election this is going to gain more momentum," said Minerd, who added that he would probably be personally impacted by it. "And I think the likelihood that a 70 percent tax rate, or something like that, becomes policy is...