Kathy Matsui, Vice Chair, Goldman Sachs Japan Co., joined Mike and economist Nouriel Roubini, former British Prime Minister Tony Blair and Strive Masiyiwa, Econonet Wireless founder and chairman, to discuss global prosperity in the closing panel of the 2015 Milken Institute Global Conference. Nearly 4,000 leaders from 50 nations attend the Global Conference in Los Angeles each spring.