Membership categorization; Social representation; Category (ethnoling.) ; Ethik (rhetor.) ; Ethics (rhetor.) ; Moral argumentation ; Politics (rhetor.) ; Speech (rhetor.) ; Ideologie und Sprache; Ideology and language; Ideology and linguistics; Ideologie und Sprachwissenschaft; Language and ideology ; Language and politics ; Sprache und Ökonomie; Language and economy ; Dispositivanalyse; Dispositive analysis; Critical discourse analysis ; Singapur (engl. Sprache in) ; Singapore (English language in) ; Singlish; English in Singapore