The expression "There's no such thing as a free lunch" means
A) if one person gains, someone else must lose.
B) each person must pay for exactly what he or she receives.
C) the use of resources to produce a good has an opportunity cost because of scarcity.
D) you cannot have a free lunch at the expense of someone else.

Question

Quizplus · Accepted Answer

The expression means that resources are limited and using them for one purpose means they cannot be used for another, highlighting the concept of opportunity cost due to scarcity.

The Expression "There's No Such Thing as a Free Lunch