Markets were mixed on Friday.
The MSCI All-Country World Index fell 0.6 percent as the Emerging Markets Index plunged 2.9 percent.
However, in the US, the Dow Jones Industrial Average rose 0.2 percent to hit a record high even as the S&P 500 slid 0.1 percent.
Technical strategist Tom DeMark predicts that US stocks are on the verge of peaking and then subsequently tumbling by as much as 11 percent.
However, Warren Buffett thinks that over the longer term, stocks will continue rising.