As DVDs become popular substitutes for video cassettes, demand for video cassettes is
likely to
a. become less price elastic
b. become more price elastic
c. increase
d. stay the same
e. become unit elastic
If an individual’s demand is elastic and price increases, what happens to total utility
(TU), marginal utility (MU), consumer surplus (CS), and total expenditure (TE)?
a. TU increases, MU decreases, CS decreases, and TE decreases
b. TU increases, MU increases, CS increases, and TE decreases
c. TU decreases, MU increases, CS decreases, and TE increases
d. TU decreases, MU decreases, CS decreases, and TE decreases
e. TU decreases, MU increases, CS decreases, and TE decreases