Staves serve casters and druids alike, and a well-statted staff is often the single biggest upgrade a leveling caster can buy.
Staff (Weapon)
Auction-house prices and price history for Staff in MoP Classic.
190 items in Weapons › Staff are currently auctionable in Mists of Pandaria Classic.
Prices refresh daily from TradeSkillMaster (TSM), so day-to-day gaps in lower-volume listings are expected rather than a collection problem.
Staff listings link to price-history pages with per-realm buyout, average, and median data for Mists of Pandaria Classic.