BGM : KBS Drama Haesin OST - Yeomjang Theme https://www.youtube.com/watch?v=9srMSxILTUQ&list=PLW_1YFY1bZEn1JWtnWBeTf-kKgluVQSDf&index=3 This time, I would like to discuss the third of the 10 basic principles of economics, 'Reasonable judgment is made in the limit'. In order to faithfully review economics from the basics, I took out Mankiw's economics as a cartoon again. I recommend that many peo..