1. the relationship between quantity supplied and the price of a good
2. Changes in Supply
2.1. Occurs when a variable other than price changes
2.2. Main supply changes
2.2.1. Price of related goods
2.2.1.1. Substitutes
2.2.1.1.1. a good that can be produced in place of another good
2.2.1.1.2. if substitute price increases
2.2.1.1.3. if substitute price decreases.
2.2.1.2. Compliments
2.2.1.2.1. a good that is produced with another good
2.2.1.2.2. if compliment price increases
2.2.1.2.3. if complement price decreases
2.2.2. Price of resources/inputs
2.2.2.1. if increase
2.2.2.1.1. supply decreases
2.2.2.2. if decrease
2.2.2.2.1. supply increases
2.2.3. Expected future prices
2.2.3.1. if expected to increase
2.2.3.1.1. supply less now, more later
2.2.3.2. if expected to decrease
2.2.3.2.1. supply more now, less later
2.2.4. # of Sellers
2.2.4.1. more sellers
2.2.4.1.1. more supply
2.2.4.2. less sellers
2.2.4.2.1. less supply
2.2.5. Productivity
2.2.5.1. is the output per unit of input
2.2.5.2. increase = increase supply
2.2.5.3. decrease = decrease supply
3. Change in Quantity Supplied
3.1. Results from a change in price
3.2. Movement along the supply curve
4. The Law of Supply
4.1. If the price of a good increases
4.1.1. quantity supplied increases
4.2. If the price of a good decreases
4.2.1. quantity supplied decreases
5. Supply Schedule & Curve
5.1. Supply schedule
5.1.1. a list of the quantities supplied at each price level
5.2. Supply curve
5.2.1. a graph of the supply schedule