If the multiplier is 3, equilibrium real GDP is $1,000 billion, and investment is $400 billion, what will happen if investment decreases to $380 billion? Real GDP will:
a. increase to $1,020 billion.
b. increase to $1,060 billion.
c. decrease to $980 billion.
d. decrease to $940 billion.
e. decrease to $970 billion.
d
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If the percentage change in the quantity of teapots demanded is greater than the percentage change in the price of teapots, then
A) the price elasticity of demand for teapots is greater than 1 in absolute value. B) the demand for teapots is unit elastic. C) the price elasticity of demand for teapots is less than 1 in absolute value. D) the price elasticity of demand for teapots is equal to zero.
If a perfectly competitive firm like the one depicted in Figure 9-3 produces 275 units
a.
its profit will be larger than if it produces only 475
b.
its profit will be exactly the same as if it produces 475
c.
its profit will be smaller than if it produces only 475
d.
it will be forced to shutdown
e.
its profit will be smaller than if it produced 475 but it will still make a profit.