C) the optimal level of product availability remains stable.
D) the optimal level of product availability increases.
Which of these statements about use fees for a highway is best?
A) A flat rate results in lower use by most individuals.
B) A flat rate results in higher use by most individuals.
C) A flat rate has no impact on use by most individuals.
D) A fee based on congestion results in higher use by most individuals.
Sturdy little donkeys are used to carry corpulent tourists up the Santorini caldera to the
town of Fira. One cruise line that routinely docks at the port is considering a plan to
maintain their own donkey herd, which will cost them $15,000 per thousand tourists.
The number of tourists needing this service is normally distributed, with a mean of
Usually, this is enough donkey capacity, but occasionally the cruise line rotates a bigger
ship through this route and the excursion director must purchase donkey capacity on the
spot market, where is costs $20 per tourist.
Once a local donkey herder learns of the cruise line’s plan, he raises his donkey rental
price to $25 per tourist. How many donkeys should be in the cruise line’s herd?
A) 9,111
B) 8,971