Kristalina Georgieva, the managing director of the International Monetary Fund, told CNBC Thursday that she has “no doubt” the U.S. will implement a new economic stimulus package that will help reduce the current uncertainties for the global economy. Kristalina Georgieva, the managing director of the International Monetary Fund, told CNBC Thursday that she has “no doubt” the U.S. will implement a new economic stimulus package that will help reduce the current uncertainties for the global economy.