It seems some nations in Europe are going this way. I suppose if Canada started using this to add to their GDP, the whole idea of the Nordic model would go right out the window...
http://online.wsj.com/articles/sex-...ge-of-measuring-the-shadow-economy-1402251721
http://online.wsj.com/articles/sex-...ge-of-measuring-the-shadow-economy-1402251721