This directly influences merchant and gold prices.
Tip: Wear charisma gear or apply charisma buffs before buying and selling items to a merchant to increase profit. Some players have a dedicated character that focuses on charisma and appraise to get the best prices.
Wisdom
This directly influences your experience gained. 9 and under decreases XP, while 11 and above increases.
Tip: It is always a good idea to use an Owl's Wisdom buff before turning in quests or killing a bunch of enemies to maximize XP gain.