25 Really, some authors in Western Europe are expressing the opinion from the beginning of 1990s that certain «threshold of tolerance» exists. «A critical percentage» of «strangers» is assessed as rather a wide range from 12% to 25%. This image is often substantiated speculatively and considered by many specialists as very disputable [See V.Stolcke. Talking Culture: New Boundaries, New Rhetorics of Exclusion in Europe. // Current Anthropology. Vol. 36, # 1, February 1995, p.3]. A pseudo-scientific, not scientific nature of arguments used by Krasnodar bureaucrats is determined particularly by rather free construction of others’ studies, lack of specific references and the desire to pose something that was not proved as a quite authentic thing.