The politically correct term for `class' used especially in societies in which it is currently fashionable to believe that classes are a thing of the past (i.e. america).

upper class   ===> ``upper socio-economic group''
middle class  ===> ``middle socio-economic group''
lower class   ===> ``lower socio-economic group''
The socio-economic model does, however, allow for finer distinctions to be drawn and frequently schools and similar institutions are placed in `deciles' (scales with ten categories) based on the socio-economic status of their pupils. The socio-economic model also allows such things as race, religion, sexual orientation and political affiliation to be included A specific individual has a socioeconomic status.