Let's spin this globe and take a look at things from a slightly different angle. If we could inventory the entire planet, every real, solid, tradable item we came across would belong to someone. Someone somewhere, or a group of someones would have bragging rights to each and every thing on this planet. Each one of these items that is the least bit tradable would have some sort of value attached to it. Of course some things are not tradable. For example, a mountain in the United States that has been designated by the collective as public land is not...