Is it the best use of resources? How will you pay for it?
How much will you pay for it? Is this question useful or useless?
Gummy bears are a lot less important than computers. This order (relative importance) was determined by everybody deciding how much of their own money to spend on gummy bears and computers.
It should be really obvious that money is used to determine the order (relative importance) of things. So is “how much will you pay for it?” a useful or useless question?