If the company produces less of a product than the public wants, the 'law of supply and demand' says that the company can charge more for the product.
Doctors are 'in short supply'. [=there are not enough doctors]
The state is trying to disrupt the 'supply' of illegal drugs.
(..) I'm just some old "Giza." Huh? Uh, what's the matter, Mr. Peabody? All this zipping about the cosmos has drained our power supply. We're going to have to make an unscheduled stop. As luck would have it... we have just enough power to make it to the Renaissance. (..)2014 Mr. Peabody & Sherman