Your daughter’s school is hosting an auction to raise money for classroom resources. They’re soliciting donations from local businesses. The parents who will attend range in income from low to high, but because the community is small and close-knit are unlikely to make ostentatious bids. What type of auction would work best?

 
 
 
 
 
 

Sealed-bid auctions are private, which may enable community members to bid closer to their private valuations without seeming ostentatious to their peers.