Kateri, Maria; Agresti, Alan - In: Statistics & Probability Letters 77 (2007) 6, pp. 598-603
Kateri and Papaioannou [1997. Asymmetry models for contingency tables. J. Amer. Statist. Assoc. 92, 1124-1131] proved that, under certain conditions, quasi-symmetry is the closest model to symmetry. A simpler ordinal quasi-symmetry model is the closest to symmetry, under a weaker condition of...