Private-Public-Partnership scam creates opportunity for American innovation

Markets in everything: Another college textbook alternative and the “airbnb for dogs” | AEIdeas:
"McGraw-Hill’s best-selling “Microeconomics” by McConnell, Brue and Flynn (19th edition) is $173.22 on Amazon, and that’s for the paperback version.
In contrast, students can purchase “Principles of Microeconomics” by Timothy Taylor (2nd edition) from Textbook Media Press starting at only $19.95 for the online version of the book or pay $22.95 for the iPad, iTouch and iPhone/Smartphone version. "