Consider an environment with widespread externalities, and suppose that binding agreements can be written. We study …

encompasses many economic models with externalities and outside options. We show that when outside options are pure (i …

unique outcome, the worker-optimal matching. …

It is known that in two-sided many-to-many matching markets, pair-wise stability is not logically related with the … (weak) core, unlike in many-to-one matching markets (Blair, 1988). In this paper, we seek a theoretical foundation for …-partner matching problem that includes two-sided matching problems as special cases. Under the same preference restriction, we also …

paid by the winner. We study the impact of these price-externalities on the first-price auction and the second … independently from the identity of the winner. We prove that the first-price auction is not affected by this kind of price-externalities … by the presence of such price-externalities. In any case, in comparison with the first-price auction, the second …