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.
(..) -Cutting Boulevard, huh? -Yeah, yeah. Which way? Now, you're sure this space freighter will return to its port of origin once it jettisons its food supply? And when we get there, we'll be able to find a way to transport you home. -Well, then, let's climb aboard. -No, no, no, wait, Buzz! Buzz! (..)1995 Toy Story