Great treatment of the economics of attention over at Read/Write Web. Quote:
"The founders of AttentionTrust succeeded in defining a simple, elegant, yet encompassing set of principles that define the rules of the game, by outlining the basic consumer rights in the AttentionEconomy:
Property: You own your attention and can store it wherever you wish. You have CONTROL.
Mobility: You can securely move your attention wherever you want, whenever you want to. You have the ability to TRANSFER your attention.
Economy: You can pay attention to whomever you wish and receive value in return. Your attention has WORTH.
Transparency: You can see exactly how your attention is being used."