...owners.

The currently prevalent means of supporting information resources on the Web - selling banner ads - will not suffice for agents unless they learn to read ads. It is unclear why anyone would make the effort to endow agents with such a capability.

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...Research

See acknowledgments section and bibliography for a full list of collaborators.

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...prices.

Nonzero profits can also arise from other factors such as product differentiation, which is discussed in section 4 of this paper.

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...book. 

For a more complete presentation and study of the model, see references [10, 11, 17].

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...average

The price 0.5 is acceptable to half of the buyers, who split their purchases evenly among 5 sellers, each purchase bringing a profit of 0.5 to that seller.

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...utility.

For further details of the model and the results, see reference [24].

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...bundle. 

For further information about this model, see references [2, 16].

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