Longer hours don't always mean more business

Past extensions of stock market trading hours have failed to boost turnover. So will the six-hour extension of futures market trading from next Monday make any difference?

Many remember brokers marching on the streets to oppose changes to trading hours. The exchange, after more than a decade of deadlock and debate with those brokers, in the end went ahead and extended the stock market trading session from four hours a day to the current 5½ hours a day.

via Business feed http://www.scmp.com/business/article/1205052/longer-hours-dont-always-mean-more-business