ban

CNBC's Mary Thompson reports on bitcoin's precipitous overnight drop. The digital currency fell nearly 50 percent from its high of $1200 earlier this month. more...

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,"...

A 15-day short selling ban , which will be implemented on Friday morning across several European countries, has attracted opprobrium from market participants, who see the restrictions as a superficial move that will do little to solve the underlying problems of the euro zone and stop**market...

European market regulators late Thursday announced bans on some short selling in Belgium, France, Italy and Spain. more...

A European market regulator is considering recommending a temporary ban on negative bets against stocks, in an effort to stop the tailspin in the markets, sources told the New York Times. more...