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.
What is middle class, anyway? Everyone's talking about saving America's middle class. But just who exactly falls into this group? That's actually a much more difficult question to answer than it seems. While some experts define the middle class by income, others define it by lifestyle. Still others say it's a state of mind. Here are five different ways that economists, federal agencies and even the White House measure and characterize the middle class.