A Rational Exchange Protocol under Asymmetric Information in Wireless Sensor Networks

Table 1

Primary notations.

Notation	Meaning
	Set of participants and participant.
	Number of participants in .
	Exchanging Information.
	Set of optional actions.
	Mixed strategy entropy function.
	Participant’s contribution value.
	Unitary cost for participating in an exchange.
	Credit that participant rates .
	Participant’s number of positive feedbacks.
	Utility.
	Transfer matrix of participant’s type.
	Possibility matrix of service for all participants.
	Bulletin board.
	Asymmetric encryption and decryption functions.
	Symmetric encryption and decryption functions.
	Weakly secret bit commitment function.
	Public key, private key, and session key.