Wings over Scotland (for all its critics and flaws) comes up with the occasional bit of dynamite.
This blog below is gold - essential reading for all independence supporters. With the low oil price I suspect the yet to be published 2015 GERs figures will not make pleasant reading ?
Either way : It is important that people see these numbers in true context - rather than use them as the holy grail of all fiscal arguments regarding the Scottish economy.
Next time someones shouts "black hole" or "subsidy junky" ask them to have a wee think about this....
http://wingsoverscotland.com/the-limitations-of-gers/