Please follow all directions and be sure to do the discussions correctly! Thank

Please follow all directions and be sure to do the discussions correctly! Thank you so much! Please submit each discussion with a separate file!
M13: No readings, just use M13 lecture
M14: Chapter 18, “The Markets for the Factors of Production” 18-3b
M15: Chapter 3, “Interdependence and the Gains from Trade” 3-3b, Chapter 9, “Application: International Trade” Full chapter
Here is the link to the book:
https://zalamsyah.staff.unja.ac.id/wp-content/uploads/sites/286/2020/10/Principles-of-Microeconomics-8th-Ed.-GREGORY-MANKIW-1.pdf