you the amunt of 'something' that can be produced. (the only caveat is a flattening of the graph via 'efficiencies', but given that you can't be more than 100% efficient - and you'll never get there - if you start from, say, 50%, you can't 'double', ever). That graph tells you - in the absense of any proven technological replacement - that any type of interest (and profit) is increasingly in trouble, underwrite-wise. Flat fees will rapidly replace interest, is my pick. The work requiring the taxes in the first place, will increase beyond incomes too (rates and taxes will increasingly exceed inflation), it's gonna be interesting to watch. "rates and taxes will increasingly exceed inflation" yes interesting stuff.....the roman empire tried to ensure that income by locking ppl to the land....and ever increasing the burden on them....but unless you intend to hold down today's society/ppl by force of arms I cant see how it will work as the burden (ever) increases so will the opt out of taxable income.....ppl wont have that choice....they will have to grow much of their own food.....so no GST there.......etc etc..... Q is just when will councillors and Central Govn understand/accept that ppl will simply go "bankrupt" in ever increasing numbers under that accelerating burden...and once you have nothing you cant be taxed...  So they take more and more ppls houses? as its their last asset....which will be what, almost worthless and a burden on the council/Govn and not an asset?   (who will be