Town NPCs are now stingy and adhere to the rule of supply & demand. Popular items now (temporarily) get their prices marked up.
- Formula for item markup (b=base value, t=total purchases): b + ( (b * t)^0.8 ) / 50
- Config file in Documents/My Games/Terraria/ModLoader/Mod Configs/Capitalism Config.json
https://forums.terraria.org/index.php?threads/capitalism.52930/