Agree with of all, if you really absence to see this in action, allow your players play Hackmaster by KenzerCo.
The Questions I Couldn’t Answer : Well
Before else it will be chaos! At the outset of all, let me ask you if you make ALL magical items available for purchase or sale before just some of them? Money earned comes from nowhere. Why create a fortress? Aside from the option of simply making treasure far more in short supply than the rules imply, I air gold could be made more carry great weight by adding a layer to the game where gold matters. There was no shopping for magic items as of the DMG like it was a wine list. Those of us who choose to create our own settings would be wise to spend age reading these available resources.