We consider price-fee competition in bilateral oligopolies with perfectly-divisible goods, non-expandable infrastructures, concentrated agents on both sides, and constant marginal costs. We define and characterize stable market outcomes. Buyers exclusively trade with the supplier with whom they...

This discussion paper led to a publication in <A href="http://link.springer.com/article/10.1007/s10640-014-9862-0">Environmental and Resource Economics</A> (forthcoming).<P> We study coalition formation and the strategic timing of membership of an IEA for environmental issues in the Coalitional Bargaining Game (CBG) of Gomes 2005, Econometrica). For the general CBG, we...</p></a>