Something that Solar worked and thought over.
Atom did the majority of prices a long time ago, the recipes are then matched to the prices.
said BA (brotherhood armor) = CA 5h + upgreade 8h timeout ...
Bah, damn that silly bug

Nonetheless, $14 for one shell is still astronomical.
$14 isn't astronomical for a shotgun shell, although shotguns are somewhat weak at the moment. In any event a lot of the ammos will fall in price when the economy gets a rejig
As for making NPCs more attractive to trade with we dropped the barter price, I think the values we have now aren't too high at all.
As for the prices of items, if you find them too high to be worth the risk, use cheaper items.