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Production Possibilities Curve. More pizzas means fewer robots. Go from A to B Now go from B to C The law of increasing opportunity costs : as production of one good increases, the OC of producing an additional unit rises! Makes the PPC concave . Each pt. represents. 14 13 12 11
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Production Possibilities Curve • More pizzas means fewer robots. • Go from A to B • Now go from B to C • The law of • increasing • opportunity costs: as production of one good increases, the OC of producing an additional unit rises! • Makes • the PPC concave. • Each pt. represents 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B Unattainable C Industrial Robots (thousands) D U Attainable E 0 1 2 3 4 5 6 7 8 9 Now look at p.12 Pizzas (hundred thousands) 1-1 LO5
Optimal Allocation • Of all the attainable pizzas & robots, which is best? • ANY ECONOMIC ACTIVITY SHOULD BE EXPANDED IF MB > MC AND SHOULD BE REDUCED IF MC > MB!!! • We want to maximize satisfaction!!! So… • We want MB = MC.
Optimal Allocation MC • When society gains, it is better off! • Net gains continue until 200,000 pizzas are produced! 15 10 5 0 a c MB = MC e Marginal Benefit & Marginal Cost b d MB 1 2 3 Quantity of Pizza 1-3 LO5
A Growing Economy • What assumptions did we make about society before creating the production possibilities curve? • Let’s drop the quantity and quality assumptions… • More resources • Improved resource quality • Technological advances • ECONOMIC GROWTH!!! 1-4 LO6
A Growing Economy Production Alternatives A' B' C' D' E' Type of Product Pizzas (in hundred thousands) 0 2 4 6 8 Industrial Robots (in thousands) 14 12 9 5 0 1-5 LO6
A Growing Economy A’ 14 13 12 11 10 9 8 7 6 5 4 3 2 1 B’ Unattainable A Economic Growth B C’ C Industrial Robots D’ D Now Attainable Attainable E’ E 0 1 2 3 4 5 6 7 8 9 Pizzas 1-6 LO6