In a perfectly competitive market, an increase in market demand
A) raises the price in the short run and attracts new firms in the long run.
B) raises the price in the short run and the long run.
C) lowers the price in the short run and in the long run.
D) has no effect on the price in either the short run or the long run because the firms are price takers.
Question 2
Young drivers often buy used cars. An increase in the legal driving age to twenty-one shifts the demand curve for used cars leftward, whereas lowering the age to fifteen shifts the demand curve rightward.
Indicate whether the statement is true or false
Cellular changes associated with short-term and long-term memory in the sea slug.
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computer short cuts