In context of the traditional Spence signaling model, the realization of a separating equilibrium ensures that each worker is allocated to the sector of the economy where they are most productive. Traditional analysis assumes, however, that the incremental returns to labor employment are...

The traditional design of cooperative games implicitly assumes that preferences are continuous. However, if agents implement tie breaking procedures, preferences are effectively lexicographic and thus discontinuous. This rouses concern over whether classic core nonemptiness theorems apply in...