Top 5 Australian Auction Car Prices 16 March 2016 09:22 Rare Spares Rare Spares (0) ShareThe theory of supply and demand is Economics 101. A very basic principle that explains the less there is of something, the more people will be willing to pay for it. Think red diamonds, a bottle of 1787 Lafitte, The Mona Lisa. You get the idea. All these kinds of things are incredibly rare and there... [More]