Demand response (DR) has many beneficiaries in the electricity market. There are independent players who are interested in DR, which include: transmission system owners, distributors, retailers, and aggregators. In this paper DR is introduced as a tradable commodity that can be exchanged between DR buyers and sellers in a pool-based market which is called demand response exchange (DRX). DRX ope...

We explain why buyers in the housing market use an agent employed by the seller. Such agents reduce buyers' search costs so that more buyers search a particular house. This increases the probability of the sale of the house and possibly also its selling price. However, since the selling price increases, if at all, by less than the fee paid by the seller to the agent, both buyers and sellers are...

Motivated by recent progress on pricing in the AI literature, we study marketplaces that contain multiple vendors offering identical or similar products and unit-demand buyers with different valuations on these vendors. The objective of each vendor is to set the price of its product to a fixed value so that its profit is maximized. The profit depends on the vendor’s price itself and the total v...

When considering the agents mediated electronic marketplace, agents play an active role in both sellers and buyers sides. A seller agent may advertise its products in the market, placing the selling price and looking for the potential buyers in the market. On the other hand, a buyer agent would look for the desired goods or services requested by its user and it has a task to bargain about the p...

Internet-mediated dialogs between sellers and buyers have disadvantages relative to speaking with human purchase advisors or sales agents. Yet the Internet also offers the advantages of enormous knowledge resources, convenience, unbiased information, search agents, and currency. Principles for creating successful conversations with buyers are presented, and a purchase aiding system under develo...