Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A 2007, Leonid Hurwicz, tare da Eric Maskin da Roger Myerson, an ba su kyautar Nobel a fannin tattalin arziki "don kafa tushen ka'idar ƙirar inji". Gudummawar Myerson sun haɗa da ra'ayin daidaitaccen daidaituwa, da kuma mahimmin rubutu na digiri na biyu: Ka'idar Wasanni, Nazarin Rikici. Hurwicz ya gabatar da kuma tsara manufar haɗin gwiwa.  Tambaya: Wanene ya gabatar da daidaituwa na ƙarfafawa?
Leonid Hurwicz, tare da Eric Maskin da kuma Roger Myerson