Vartiainen, Hannu (contributor) - 2003 - [Elektronische Ressource]
pro�table to the seller as the revenue maximizing
NE of the FPAA, with strict inequality when ψ
1
< ψ
2
.
Proof. Recall …], andwithconcavec(�) the direction of the
inequality is reversed. Thus, from (12) it is easy to deduce the following.
Corollary 4 The … ∈
{1,...,m−1}, the weak inequality holds as equality.
To establish the �if� part, it suffices to check that (i) no bidder m+1 …