> When we worked on EV implementation we made a decision that allow for
> "impossible" EV values - this was after consulting with many stat experts.
> Forcing EV to be no lower than $0 and no higher than the win amount would
> cause a bias issue over larger samples so we did not include any caps.
>
> To imagine a case where you would have a negative EV imagine a tourney where
> you won an all-in initially where you were an underdog. You are now "lucky".net
> as far as the overall tourney. On the next hand you call an all-in bet on
> the river and lose. You won $0 in the tourney and you were still lucky so
> you have a negative EV.
>
> I know it might not make a lot of sense when you look at an individual
> tourney but over larger samples (which is the main purpose of the EV line)
> capping the values would make the results incorrect.
>
> Roy