What you are talking has nothing to do with a futures market, in fact is exactly the opposite, since what you are talking is a monopoly on water. By the way, t

What you are talking has nothing to do with a futures market, in fact is exactly the opposite, since what you are talking is a monopoly on water. By the way, the reason the US has a prohibition for onion futures is that someone did actually corner the market for onions. Off course that would be very hard to reproduce nowadays.