Author Question: Which of the following best explains why physical therapists' salaries have increased substantially ... (Read 23 times)

c0205847 · **on:** Jun 30, 2018

Which of the following best explains why physical therapists' salaries have increased substantially over the last decade?
a. Physical therapists today are smarter.
b. The supply of physical therapists has increased.
c. The supply of physical therapists has decreased.
d. The demand for physical therapists has increased.
e. The demand for physical therapists has decreased.

Question 2

Markets will tends to produce too little of activities that generate positive externalities.
a. True
b. False