http://en.wikipedia.org/wiki/Economy
The English words "economy" and "economics" can be traced back to the Greek words οἰκονόμος "one who manages a household" (derived from οἴκος "house", and νέμω "distribute (especially, manage)"), οἰκονομία "household management", and οἰκονομικός "of a household or family".
The economy of today: