Lecture 4: Production & Cost. Now that weâve explained the demand side of the market, our goal is to develop a greater. understanding of the supply side. Ultimately, we want to use a theory of the firm to put. foundations under the supply curve. But before we can do that, we need to talk about the. physical processes of production that firms have to deal with.
prop - any movable articles or objects used on the set of a play or movie; before every scene he ran down his checklist of props property object, physical object - a tangible and visible entity; an entity that can cast a shadow; it was full of rackets, balls and other objects
Propane is a type of fuel made from a blend of natural gas and crude oil. Furnaces and boilers often rely on propane as a source of energy to help heat the home. Because of the high cost of heating, many homeowners compare the cost of different fuels before deciding on an energy source.