We don't have a shortage of gasoline. We have a delivery problem.

They had a look in the delivery truck and there was no sign of him.

You're looking at the front end of a whole new delivery system.

Refineries are squeezing out every gallon of gasoline possible, and they?re doing a good job of it. The problem is, it?s coming at the expense of the other products like heating oil.

The problem is not the expense of the drug but rather the shortage of supply, which would immediately be rectified if other companies were able to produce it,

There's a shortage of qualified applicants.