1. MARKETS AND COMPETITION A market is a group of buyers and sellers of a particular good or service. The terms supply and demand refer to the behavior of people... as they interact with one another in markets.

2. MARKETS AND COMPETITION Buyers determine demand. Sellers determine supply

3. Competitive Markets A competitive market is a market in which there are many buyers and sellers so that each has a negligible impact on the market price.

4. Competition: Perfect and Otherwise Perfect Competition –Products are the same –Numerous buyers and sellers so that each has no influence over price –Buyers and Sellers are price takers –Agriculture Monopoly –One seller, and seller controls price

5. Competition: Perfect and Otherwise Oligopoly –Few sellers –Not always aggressive competition Monopolistic Competition –Many sellers –Slightly differentiated products –Each seller may set price for its own product

6. DEMAND Quantity demanded is the amount of a good that buyers are willing and able to purchase. Law of Demand –The law of demand states that, other things equal, the quantity demanded of a good falls when the price of the good rises.

7. SUPPLY Quantity supplied is the amount of a good that sellers are willing and able to sell. Law of Supply –The law of supply states that, other things equal, the quantity supplied of a good rises when the price of the good rises.

9. Determinants of Demand Change in population Change in income Change in taste and preferences Substitutes Complementary goods Population Decrease Complementary Goods

13. Demand Schedule & Curve

14. Supply Schedule & Curve

15. Demand Schedule Transaction Price Per Box of Chips Quantity Bought/Sold 5.103 5.003 4.903 4.803 4.702 4.603 4.504 4.405 4.307 4.205 4.108 4.009 3.901 3.802 3.703 3.600 3.501

16. 5.30 5.20 5.10 5.00 4.90 4.80 4.70 4.60 4.50 4.40 4.30 4.20 4.10 4.00 3.90 3.80 3.70 3.60 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 XXXX X X X X X X X X X X X X Computer Box Demand Curve