The word that would best describe the effect on each of these four groups would be regression.
Answer:
The Louisiana Purchase, made 200 years ago this month, nearly doubled the size of the United States. ...
All or parts of 15 Western states would eventually be carved from its nearly 830,000 square miles, which stretched from the Gulf of Mexico to Canada, and from the Mississippi River to the Rocky Mountains.
Typically Northern Europe
I believe it is unemployment. I think GDP and unemployment are the two main factors in the business cycle.