I was musing on the above subject yesterday in anticipation of returning to work and came up with the following MindMap:

I suspect I've missed some things out: EU progress on country-by-country reporting is one that's already occurred to me.

What else?

PS: 15 challenges arising from 2013 will follow.....most of them directly linked to the above list, so please don't take any of them as unambiguous endorsements.