What are some causes of a sore and red tongue? A: Several things may cause a sore tongue including trauma such as biting or burning the tongue, smoking cigarettes, or having a canker sore on the tongue, ac... Full Answer >
Lower middle class. In developed nations across the world, the lower middle class is a sub-division of the greater middle class. Universally the term refers to the group of middle class households or individuals who have not attained the status of the upper middle class associated with the higher realms of the middle class, hence the name. Contents.
Several possible ways have been proposed to define the middle class based on median income: Middle Quintile. One particularly narrow definition limits the middle class to households in the middle quintile for income â that is, those who make more than the poorest 40% of Americans and less than the richest 40%. That definition would put the income range for the middle class between $41,187 and $68,212. Middle Three Quintiles.