Alternatively, this trope (and others?) could be an attempt by the "middle class" to establish some kind of class solidarity given that, in reality, there are o

Alternatively, this trope (and others?) could be an attempt by the "middle class" to establish some kind of class solidarity given that, in reality, there are only two classes: (1) the working class a.k.a. the have-to-works and (2) the capital class a.k.a. the don't-have-to-works. Further subdivision is only useful in some contexts.