Alan Krueger, Princeton University Economics Professor, says the Federal Reserve's mission is never complete. Bill Gross, Janus Henderson Fund Manager, says since 1980, real wages have flat-lined. Larry Kudlow, National Economic Council Director, says there is no trade war between the U.S. and China. Michael Darda, MKM Partners Chief Economist & Chief Market Strategist, says he's in favor of supply side policies but says we need to be concerned about responsible fiscal action as well.