or to further the d&d metaphor farther, why not just let the players sell items and then, like the vengeful dm's mythic are they can put both the buyer and the seller in a ridiculous situation that will probably result in their character's death or the immediate loss of whatever item was purchased. thats what i always do when my players start being jackasses
"Mediocrity. The only online MMORPG that lets you be the bartender at the club, or the waitress at Hooters." its called 'the Sims'
or to further the d&d metaphor farther, why not just let the players sell items and then, like the vengeful dm's mythic are they can put both the buyer and the seller in a ridiculous situation that will probably result in their character's death or the immediate loss of whatever item was purchased. thats what i always do when my players start being jackasses