How does functionalist theory explain economic inequality, the existence of different social classes with different standards of living?

we need an attachment to see what you are talking about.

can you explain it better

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .