5.6

Economic Growth

AP Macroeconomics

Measuring economic growth

The production function

Sources of economic growth

1. Physical capital accumulation

2. Human capital accumulation

3. Technological progress

4. Natural resources

Growth and the PPC

1020304050607010203040506070Consumer GoodsCapital GoodsCurrently producingCurrent PPCPPC after growth

Economic growth shifts the PPC outward

Growth and the LRAS

40608010012014016050100150200Real GDPPrice LevelLRAS₁LRAS₂ (after growth)AD

Economic growth shifts LRAS to the right

The rule of 70

Diminishing returns to capital

Convergence hypothesis

Key vocabulary

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