Heres an article I recent wrote in which I attempt to make it simple for anyone to understand exactly how money is created from nothing, and so you can then use this to extrapolate the price of property.
http://danster82.com/2011/04/04/the-relinquishing-of-the-publics-right-to-issue-its-own-currency-part-1/http://danster82.com/2011/04/04/the-relinquishing-of-the-publics-right-to-issue-its-own-currency-part-1/