Inflation or if their money is worth less than U.S. dollars
"abnormal" means "not normal" - so it can mean "not standard" -therefore if someone is developing at a different rate than most of the people you could say that they are not developing in a standard way - so you could say that they are developing abnormally. The sentence is correct, although it might not be the best word to use.
Answer:
something one cannot live without
Explanation:
In the study of personal finances, a necessary good is regarded as something with which the consumer can not live without. For example, a hypertension remedy is a a necessity for a person suffering from hypertension.
This is different from superfluous goods, which are those goods that a person buys for vanity or comfort, but which are not basic necessities. For example, designer clothes.
An economy that is producing the maximum amount of goods and services is considered?
Efficient
