Intro to Economics 2/4(econo growth=prosperity, competition)

[buffalobillsfan48]

i must say that shirt looks very comfertable..... yeah

[jestoninnes]

This is a very poorly delivered message. While the majority of what you say is true it is not well explained. And just to note several of your definitions are by no means universally accepted.

[Johnhoulgate]

Richard Maybury calls this movement from inferior to superior states as "The Advancement of Civilization" principle. When both parties in a transaction benefit, civilization takes a small step forward.