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blackbootz · 2843 days ago · link · · parent · post: Larry Summers: Interest rates are at inconceivable levels, and we must confront what that means
Well, by the math of the "rule of 72" where Where'd you get 14% and 16.5%?
and I said dt (doubling time) = 6 or 7 and we're looking for the rate of doubling, our range for r is ~10.2%-12%. dt = 72/r
ThurberMingus · 2843 days ago · link ·
That's embarrassing. I did some trial and error in a spreadsheet and I have no idea what mistake I made to get those numbers. You're right