As 2017 enters its final month, here are 12 charts to illustrate what a year it's been in markets. Far be it from us to be party-poopers; but let's just say what we see makes us slightly nervous about 2018.
The total value of companies listed on the world's stock markets as of Friday's close was $98,750,067,000,000 -- within touching distance of $100 trillion for the first time.
