1. Whose theories are most often appealed to by labor unions to justify their actions?

		Adam Smith
		Frederic Bastiat
		Jean Baptist Say
		Karl Marx
		Friedrich Hayek

1. When you make a choice to do or get something with some of your resources, the highest valued alternative that you gave up to proceed with your choice is called what?

		division of labor
		doctrine of limits
		specialization
		opportunity cost