求助大神，希望能够得到思路和详细解答，20个论坛币奉上
还有一问，Suppose now the auctionee will get 0 if she does not win the auction (instead of bj), what is the
equilibrium bidding strategy? Can you compared that to this case and discuss the intuition why
the auctionee here is more or less aggressive in bidding.