See related story: Virtual Cash Breeds Real Greed

Players who venture into online virtual worlds like Second Life can spend their virtual currencies on all manner of virtual goods at any number of virtual shops.Courtesy of Linden Lab

Gaming Open Market enables players of several online virtual worlds, including Star Wars Galaxies (pictured), Ultima Online, There, Second Life and others, to buy and sell those worlds' currencies.Courtesy of LucasArts and Sony Online Entertainment
