This dissertation, which consists of three essays, studies online auctions boththeoretically and empirically.The first essay studies a special online auction format used by eBay, “Buy-It-Now” (BIN) auctions, in which bidders are allowed to buy the item at a fixed BINprice set by the seller...

This paper evaluates Nordhaus’s neoclassical complaints about the Stern Review from the vantage point of classical growth theory. Nordhaus argues that the Stern Review exaggerates the effects of global warming because it uses a discount rate that is well below the market rate of return on...

Recent research has demonstrated that choices between gambles are systematically influenced by the way they are expressed. Kahneman and Tversky's Prospect Theory (1979) explains many of these "framing" effects as shifts in the point of reference from which prospects are evaluated. This paper...