Panewo tsanangudzo yakasiyana, yakasimba yeESS, yakapiwa naThomas.
Zvechokwadi, shanduro yakaoma zvikuru yemutsara ndeyekuti "Kunewo tsanangudzo yakasiyana yeESS, iyo inoisa kusimbisa kwakasiyana pane basa reNash equilibrium pfungwa muESS pfungwa. "