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Entry, Exit, and Pricing Strategies at Online Price-comparison Sites : Do Price Markups Fall by Themselves, Or is Competition Crucial?

Franz HacklMichael E. KummerRudolf Winter-EbmerChristine Zulehner

出版	ZEW, 2013
URL	http://books.google.com.hk/books?id=LSqNtQEACAAJ&hl=&source=gbs_api