Venita Oberholster via Public Domain Pictures.
This is just a sample of the many OER business textbooks available. Search for others in the repositories linked on this page.
JoeyBlendhead via Pixabay, CC0
Monopoly gas station is a simulation activity by Mark Maier from the Department of Economics at Glendale Community College: "Students predict the profit-maximizing price for gas at the one and only gas station in a desert community. Then using data on demand and cost, they find the profit maximizing price and graph the result."
Lessons created around Ted Talks.