Really Cool Personal Finance ebook Personal by Joel Wagner - May 9, 2009June 30, 20100 Do you teach economics? I challenge you to use this in your class. Everything You Ever Really Needed to Know About Personal Finance On Just One Page Okay, it's actually a 49-page ebook that explains the one page, but it is well worth a review. It is tragic how many of us got out of high school without truly understanding simple financial concepts. You know, Spend less than you earn, live frugal, earn money, live with the future in mind (avoid credit cards), and follow your dreams.