Between the Two
Supply and Demand
Models
Application Problems
100

What is the difference between a positive and normative statement?

Positive: How the world should be

Normative: Describes how the world is

100

What is market demand?

The total QD demanded amongst a all buyers in a market

100

Name something that can shift the PPF

Technology, Factors of Production, Resources

100

Suppose Canada and China can both produce cars and airplanes, and Canada has the comparative advantage in the production of airplanes while China has the comparative advantage in the production of cars. Also, suppose China has an absolute advantage in the production of both cars and airplanes. What should China and Canada trade?

China: Cars

Canada: Airplanes

200

What is the difference between a normal vs inferior good?

Normal Good = QD Decreases when Price increases

Inferior Good = QD Increases when Price increases


200

What is the Law of Supply?

The claim that the quantity supplied of a good rises when the price of the good rises, other things equal.

200

What is the slope signify on the PPF?

Opportunity Cost

200

Mexico: 3hrs per Freezer, 6hrs per Tablet

Korea: 1hrs per Freezer, 5hrs per Tablet

Who trades what?

Mexico has a comparative advantage in Tablets.  Korea has a comparative advantage in freezers

300

What is the difference between an absolute advantage and a comparative advantage?

Absolute Advantage: You got the most

Comparative Advantage: You got the lowest Opportunity Cost

300

Name 4 of the 6 shifters of Supply

1.Technological Innovations

2.Input Prices

3.Taxes and Subsidies

4.Expectations

5.Entry or Exit of Producers

6.Changes in Opportunity Costs

300

Why might the PPF be bowed shaped?

Different Opportunity Costs, Different skills by workers, There is some other resource with varying opportunity costs
300

Washing machines and dryers are complementary goods. When the technology used to produce washing machines improves, what changes occur in the markets for washing machines and dryers?

Supply shifts out for Washing Machines.  Price Drops.  Since Price Drops, we see an Demand shift (increase) for Dryers as they are complementary goods


400

What is the difference between a Shortage and Surplus? Talk about QD, QS and effect on Price

Shortage: QD<QS, price increases

Surplus: QS>QD, price decreases

400

Name all 5 shifters of demand

1. Income

2. Substitute/Compement

3.Tastes

4. Expectations

5. Population

400

What does the outside circle stand for in the Circular flow diagram?

Cash Flow

400

Consider Francine’s decision to go to college. If he goes to college, he will spend $21,000 on tuition, $11,000 on room and board, and $1,800 on books. If he does not go to college, he will earn $16,000 working in a store and spend $7,200 on room and board. Francine’s cost of going to college is:

$42,600

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