23:20

Chapter 2: Thinking Like an Economist

1:21:33

Chapter 13: The Cost of Production

29:30

Lecture 1: Introduction to 14.02 Principles of Macroeconomics

1:30:35

Chapter 21: Theory of Consumer Choice - Utility Maximization

1:06:43

Chapters 10 and 11: Externalities and Public Goods

1:07:33

Chapter 14: Perfect Competition - Part 1

27:43

Principles of Economics

48:14

Chapter 4: Supply and Demand - Part 1