Thanks to everyone who commented on Chapter 2 of my book, Economics in Two Lessons. I’ve learned a lot from the comments but haven’t yet had time to respond to them.

Now here’s the draft of Chapter 3. Again, I welcome comments, criticism and encouragement.

The book so far is available
Table of Contents
Introduction.
Chapter 1
draft of Chapter 2
Feel free to make further comments on these chapters if you wish.