Sales Mechanisms in Online Markets: What Happened to Internet Auctions?
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Consumer auctions were very popular in the early days of internet commerce, but today online sellers mostly use posted prices. Data from eBay shows that compositional shifts in the items being sold, or the sellers offering these items, cannot account for this evolution. Instead, the returns to
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美国国家经济研究局创建时间：
2013-05-01
