An upper class of unearnable wealth, a middle class of very-well-off professionals servicing them, a lower-middle class of merchants, tradesmen etc. supporting the infrastructure, and a working class of labourers of various kinds.

Source: https://caymannewsservice.com/2023/05/benefits-of-new-76m-airport-project-to-trickle-down/

Depicting the daily travails of a lower-middle class Black family in Contagem, in Brazil’s state of Minas Gerais, Martins’ first solo feature, “Mars One,” scored a 2022 Sundance World Dramatic Competition berth and was Brazil’s Oscar entry.

Source: https://variety.com/2023/film/global/gabriel-martins-carolina-markowicz-carlos-segundo-1235527843/

Finally, there is the concern that the trickle-down economics of the Modi government may be leaving the working and lower-middle classes out of the growth story with political consequences.

Source: https://www.freepressjournal.in/analysis/pm-modis-state-visit-to-the-us-holds-strategic-importance

In more recent decades, family breakdown—single motherhood, fatherlessness, instability—has hit the lower-middle class of all races.

Source: https://www.city-journal.org/some-good-news-on-the-family-front