a. An opportunity cost is what must be given up in order to get something else.
b. The three fundamental economic questions refer to What to produce? How to
produce? and When to produce?
c. The term “investment” refers to the purchase of stocks and bonds and other financial
securities.
d. The law of increasing opportunity cost implies that as production of one type of good
is expanded then fewer and fewer of other goods must be given up.
The short run is a time period such that:
a. the existing firms in the market do not have sufficient time to change the amounts of
any of the inputs that they employ.
b. the existing firms in the market do not have sufficient time to either increase or
decrease their current rate of output.
c. the existing firms in the market do not have sufficient time to increase the size of
their existing plant or build a new factory.
d. new firms may build plants and enter the industry.
Deadweight loss is the result of:
a. disequilibrium. c. overproduction.
b. underproduction. d. all of these are correct.