Martínez, Ruth; Massó, Jordi; Neme, Alejandro; … - In: Journal of Mathematical Economics 46 (2010) 5, pp. 937-949
The Blocking Lemma identifies a particular blocking pair for each non-stable and individually rational matching that is preferred by some agents of one side of the market to their optimal stable matching. Its interest lies in the fact that it has been an instrumental result to prove key results...