On the aboue assumption, this paper studies reservation value setting and draws conclusions that reservation value has no pertinence with the expected number of bidders while the expected number of bidders affect expected revenue of the auctioneer.

Maximization of expected revenue is the only decision objective in that model.

Aiming at the phenomenon of jump bidding in multi-unit auctions which may change the expected revenue of auctioneer and bidders,the paper studies effect of revenue of two-unit auction based on jump bidding.

The study of the relations between option income and the price of option target assets;

By analyzing the consistency of the fuzzy probability assessment over the state set and using an effective probability distribution, a method for obtaining the expected return and risk of investment combination strategy in the face of fuzzy state probability is presented.

This paper proposes an expected return model for linear bilevel problems with uncertain reaction from follower.

The expected revenue for seller will be made better off,by introducing a withdrawal right when there is a state in which the object gives dis-utility to the bidders.

In addition, the expected revenue is studied if the valuation is drawn from the uniform distribution.

We make the empirical research into the influence of expected revenue on the demand for education at different levels on the basis of the figures of households in the cities and towns given by the National Statistics Bureau in 2000.