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These market headwinds could be responsible for stock volatility

Trade wars, Brexit and impeachment inquiries. There are plenty of headwinds to move markets. If you look at the CBOE Volatility Index, better know as the Vix, volatility has been relatively tame. Ernesto Ramos, BMO Loe Volatility Equity Fund portfolio manager, tells Yahoo Finance's Julie Hyman, Adam Shapiro, Heidi Chung and Andy Serwer why the U.S. is the third-riskiest developed market in the world.