The correct answer to this open question is the following.
The statement that is true from an economic standpoint is that "both parties benefited from this voluntary, nonfraudulent exchange."
This is an example of the kind of interchange or transaction that involves two parties with different interests, but that can receive a benefit in a transaction of mutual agreement. Jorge accepts to trade
one of his "valuable" cards for one of Miguel's cards, which is rated
"Most Valuable." Both know that this is a fair transaction because there are advantages for both of them.