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Various forms of substitutability are essential for establishing the existence of equilibria and other useful properties in diverse settings such as matching, auctions, and exchange economies with indivisible goods. In this paper, we extend earlier ...

This paper presents a comprehensive approach to spectrum pricing and bandwidth management for wireless service providers (WSPs) in heterogeneous wireless networks. Most approaches to spectrum management focus on revenue maximization for the WSPs. ...

For online marketplaces to succeed and prevent a market of lemons, their feedback mechanism (reputation system) must differentiate among sellers and create price premiums for trustworthy sellers as returns to their reputation. However, the literature ...