Whether exchanges are strictly domestic or across international borders,every party to any transaction

A) must pay the highest retail value.
B) expects to gain.
C) tries to break even.
D) produces the highest rate of output.

Comparative Advantage

The ability of an individual, company, or country to produce a good or service at a lower opportunity cost than its competitors.

Transaction

An exchange or transfer of goods, services, or funds between two or more parties.

Gain

An increase in wealth, resources, or advantage, often observed in financial contexts such as investment returns.