Lottery as investment: in a state with no state income tax, the Powerball tomorrow is first lottery with a positive expected value I have ever seen:
$1.9bn nominal,
$929m cash x 0.63=$585m after tax.
EV= $585m x 1/292.2m probability = $2.003> $2 cost.
https://www.theguardian.com/us-news/2022/nov/06/powerball-winner-jackpot-latest