there are still good relationships between families if theyre willing to take their child into their home without question
Yes they do as they take control of what ever product/s they are selling in the area as they are the only ones selling the product/s and must use everything they have available to make as many as possible as quickly as possible.<span />
If you mean supply and demand, then
supply: how much of something you have
demand: how much people want it
so if the supply is high (there are alot of product) and demand is low (not many people want it), then the prices are usually low, but
exg gassoline
so there is a limited supply in the world so the supply is low, but the demand is high (many people need gas) so the prices are high
so gas is on of them