Here is a good read from Thomson Reuters - Cost of Compliance in 2013. The overall theme is that compliance costs should remain roughly the same with more organizations giving it a legitimate budget.
"It looks as though 2013 will be characterised by the need to juggle a further increase in regulatory communications, to drive the implementation of agreed change and to ensure that senior managers focus on risk management and corporate governance. All this will have to be managed despite a lack of suitably skilled resources."