It relates to a long term decline in the available supply of petroleum.

When they pay cash for shares, as many do, that shrinks the available supply of stock.

I want you to let me have an inventory of all the available supplies as soon as possible.

And they question whether the sellers deliberately took their power plants out of service to reduce available supplies to drive up prices.

As a result, traders are paying higher prices to secure available supplies.

They fixed themselves a meal from the available supplies and lay down for a rest.

Then Wan prepared a very nice meal from the available supplies, and they ate.

"Good, then at least we know there's supplies readily available."

Of course, it's an easy way to expand the available supply.

Until, as in a grazed field, the available supply of food was gone.