Suppose output is $35 billion, government purchases are $10 billion, desired consumption is $15 billion, and net exports are $4 billion. Then desired investment equals
A) $2 billion.
B) $4 billion.
C) $6 billion.
D) $8 billion.
C
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Jennifer learns that the price of CDs will be going up 10 percent next week. She usually buys three CDs per week. What happens to Jennifer's demand for CDs this week?
a. It does not change because only quantity demanded changes when price changes. b. It increases because the price will be lower next week. c. It decreases because the price will be higher next week. d. It increases because the price will be higher next week. e. It decreases because the price will be lower next week.
A downward-sloping demand curve
a. is a feature of all monopolistically competitive firms. b. means that the firm in question will never experience a zero profit. c. causes marginal revenue to exceed price. d. prohibits firms from earning positive economic profits in the long run.