Supply and Demand

Supply is what people make, the production of something. Demand is what people need and want. To supply and demand is to make something that people need and want to satify their needs. If there is an item that people do not use no more, the items production will decrease. If a the demand increases the supply increase. if supply decreases the prices goes up because items will be hard to find and buy them somewhere else. What i was surprise to learn is that Canada is the second largest oil producer in the world. Saudi Arabia comes first.