CNBC.com Video Roundup

Weighing in on where the markets are headed and what investors should watch for next week, with Arthur Cashin, UBS Financial Services director of floor operations.

The European short-selling ban is necessary, Richard Martin, chief strategist at Julius Baer, told CNBC. "I think this is the sort of move we need at the moment. The swings we are seeing in equity markets are absolutely wild, and it's fear. It's not actually fundamentals which are driving this," Martin said.

Joe Duran, United Capital Financial Partners, and Ivory Johnson, Scarborough Capital Mgmt., discuss what financial planners are telling their clients now on the heels of such market swings.

Drew Corbett, Head of Investment Strategy at BetaShares, thinks that investors should consider investing in Australian dollar hedged gold ETFs.

"We've got a kind of currency war story going on at the moment associated with this commitment to keep low rates in the U.S. for a very long period of time," Stephen King, chief global economist at HSBC, told CNBC. "Basically when the dollar is weak, it becomes a problem for other countries," he added.

Gerry Lipkin, Valley National Bank President & CEO, discusses how the S&P downgrade and the latest Fed moves are affecting the housing market.

Enzio von Pfeil, CEO of Commercial Economics Asia, thinks that this is a temporary rally and that markets will move back into negative territory soon.

Hans Redeker, global head of foreign exchange at Morgan Stanley joined CNBC Wednesday to discuss the the danger wide bond spreads pose to the European banking sector.

A look at whether S&P holds too much power, with CNBC's Scott Cohn.

Viktor Hjort, Head of Asia Fixed Income & Credit Strategy at Morgan Stanley thinks that a weak global economic outlook may well cause markets to re-assess what's "safe" and change market's perception of China from 'fear' to 'relative safe haven'.