> Wrong!
> On +3.1 EV of doubling 11 vs 10 = EV of
> hitting. Start to double on 3.5 or 4. If you
> will fail to do so it will cost you money.
> Do you double 9 vs 2 on +1? Start to double
> on +4...Same mistake!

Risk averse indices are not about maximising EV. They're about maximising SCORE.