Have you ever wondered where some prices for coins come from? The first answer of course is supply vs. demand. I thought I'd test this notion, so I set out on a sampling of coins for sale on eBay for four months. Why eBay? I thought it the best cross-country inventory of both dealers, investors and collectors. Now eBay has its shortcomings, but right now I think that it's a good place to start as it would yield the largest inventory. . . .
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