the economic generalization that states that all else being equal, there is a negative causal relationship between price and quantity demanded.
What is the Law of Demand?
when % change in QD is greater than the percentage change in the price which caused it.
What is Price Elasticity of Demand?
The label for a PED measure that is greater than 1
What is PED Elastic?
When quantity demanded is equal to quantity supplied at a single price.
What is market equilibrium?
Mobility of resources, unused capacity of firms, and the ability to store the good
What are the determinants for PES?
this is how goods are distributed when a price ceiling results in a disequilibrium (shortage)
What non price rationing?
a good for which market demand will decrease when consumer income increases.
What is an inferior good
good arising directly from natural resources or Land without having undergone a manufacturing process most often having a PED < 1
What is Primary commodity.
The name given to alternative markets that may arise when price ceilings cause disequilibrium.
What is an "underground" or "parallel" market?
A simplified represtation of something in the real world, representing only those aspects being studied.
What is a model?
when two or more products are derived from a single product so it not possible to produce more of one without producing more of the other.
What is Joint Supply?
When PED = 1
What is unit elastic?
What is an "ad valorem tax"?