Forget 'black swans' — look out for these 'grey swans' in 2020

Bilal Hafeez, founder and CEO of Macrohive, says one "grey swan" to look out for next year is the possibility that the U.S. imposes capital controls amid its trade war with China.

Street Signs Europe,CNBC,Global recession,how are emerging markets performing,strength of the US economy,US stock market,global financial crisis,S&P 500,yield curve US,tech stocks performance,stock markets trade war,US economy trade war,the great recession,what caused the great recession,US yield curve chart,recession,when will the next recession hit,when will the next recession happen,when will the next recession begin,