The valuation of any item is subject to a variety of factors some of which appear universal and others which are unique to the product. This is true for investment grade postage stamps but, to make a fair approximation of fair value of such stamps, one ...

The “king of hobbies” is changing. Once the domain of hobbyists trying to complete their collections, stamp collecting has shifted to investors seeking individual collectible stamps worth money. With that in mind, this article examines several notable ...