Economics homework help

 Link for the video: https://www.youtube.com/watch?v=IYO3tOqDISE&list=PLhQcDbMSZM6C1Dew9eZWg_EpXvZcqvwDJ&index=4&t=137s
Watch this video and think about the complex process of pencil production.
What is the lesson about freedom and free people that the author wants the reader to learn from this story?