¿por qué la filosofía es importante para la educación actual?

An opportunity cost is the next best option and a trade-off was the other options. In Ethan´s case, his opportunity cost was the digital camera because that´s what his last decision was between, the camera and the phone. His trade-off was the video games, because in his first decision between the three, he decided that the video games were not as important as a camera or a phone.