ePack: Principles of Microeconomics 6th Edition by Gregory Mankiw

تمرين 4

At some colleges and universities, economics professors receive higher salaries than professors in some other fields.
a. Why might this be true?
b. Some other colleges and universities have a policy of paying equal salaries to professors in all fields. At some of these schools, economics professors have lighter teaching loads than professors in some other fields. What role do the differences in teaching loads play?