OPEC should supply more oil so that the world's economies can grow more rapidly. This is an example of
A) a normative statement.
B) a positive statement.
C) a decision at the margin.
D) OPEC overcoming scarcity.
Question 2
A period of time in which the quantity of at least one factor of production used by a firm is fixed is called the
A) market period.
B) intermediate run.
C) short run.
D) long run.