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.
Itâs actually harder to define a middle class income that you might expect. Economic Percentile: Rather than just looking at arbitrary cutoffs, some economists consider middle class according to percentile. If you are in the top 20% of income earners, you are considered to have an upper class income, or be rich. Those whose incomes fall in the bottom 20% are considered poor. Everyone else (the middle 60%) is middle class.