Download or read book Money Madness written by David A. Adler and published by National Geographic Books. This book was released on 2009-12-15 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: What's all this madness about money? Long ago, people traded rocks or sheep for the items they wanted, but rocks were heavy and sheep ran away. This beginning guide to economics will have readers thinking about the purpose, and not just the value, of money.