Sellers in eBay auctions have the opportunity to choose both a public minimum bid amount and a secret reserve price. We ask, empirically, whether the seller is made better or worse off by setting a secret reserve above a low minimum bid, versus the option of making the reserve public by using it...

We test two recent theories on the subject of charitable fundraising in capital campaigns. Andreoni (1998) predicts that publicly announced seed contributions can increase the total amount of charitable giving in a capital campaign. Bagnoli and Lipman (1989) predict that another technique for...