In a saving—investment diagram for a small open economy
A) the saving curve is vertical at some fixed level of output.
B) the saving curve is horizontal at some fixed interest rate.
C) the real interest rate is fixed at the world real interest rate.
D) equilibrium requires that Sd = Id.
C
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The real wage rate is $35 an hour. At this wage rate there are 100 billion labor hours supplied and 200 billion labor hours demanded. There is a
A) shortage of 300 billion hours of labor. B) shortage of 100 billion hours of labor. C) surplus of 100 billion hours of labor. D) surplus of 300 billion hours of labor. E) shortage of 200 billion hours of labor.
Eliza consumes 12 cappuccinos and 8 apple turnovers per week. The price of a cappuccino is $4 each and apple turnovers are $1 each
a. What is the amount of income allocated to cappuccino and apple turnover consumption? b. What is the price ratio (the price of cappuccinos relative to the price of apple turnovers)? c. Explain the meaning of the price ratio you computed. d. If Eliza maximize utility, what is the ratio of the marginal utility of cappuccinos to the marginal utility of apple turnovers? e. If the price of apple turnovers falls, will Eliza consume more apple turnovers, fewer apple turnovers, or the same amount of apple turnovers? Explain your answer using the rule of equal marginal utility per dollar.