Such incidents usually escalate around Halloween, with students accused of perpetuating racial stereotypes. The EFF is widely criticised for inciting and perpetuating racism. Critics have accused the global news system of perpetuating cultural imperialism. This ties into a cycle perpetuating poverty and homelessness. This leads to education perpetuating a cycle of poverty. Factors such as socioeconomic status, spatial assimilation, and immigration contribute to perpetuating housing segregation. Impartible inheritance has the effect of keeping large estates united and thus perpetuating an elite. He criticised such royally bestowed honours as "perpetuating snobbery". FGM is the removal of the genitals in cultures perpetuating male domination. This movement seeks to break current conventions of perpetuating the disposable nature of mass production. Social media can also be a powerful tool in perpetuating herd behaviour. Bruxism and other parafunctional activities may play a role in perpetuating symptoms in some cases. Even "The Big Issue" is perpetuating the problem.