Best opening price: Pistons paid $1.86, Celtics paid $2.12 (the best of 40 bookies). Prices change before kickoff.
Fair chance at the open (our read of the prices, with the bookies' cut taken out): Pistons about 5 in 10, Celtics about 5 in 10.
How much the bookies keep: about $4.82 of every $100 bet on this game.
Since betting opened: the price has barely moved.
Prices from when betting opened on Tue 6 Oct