We examine how revenue-sharing and profit-sharing stakes affect price competition intensity under duopoly. Our analysis builds on the framework introduced by Varian (1980) accounts for fundamental asymmetries in terms of cost consumer loyalty. A stake exists when a firm appropriates share its rival’s revenues or profits. For example, marketplace owner that charges third-party seller an ad valor...

We would like to thank seminar participants at Yeshiva University for helpful discussions.

Map-like representations are frequently invoked as an alternative type of representational vehicle to a language of thought. This view presupposes that map-systems and languages form legitimate natural kinds of cognitive representational systems. I argue that they do not, because the collections of features that might be taken as characteristic of maps or languages do not themselves provide sci...