economically - adj.
1 of or relating to economics.
2 maintained for profit; on a business footing.
3 adequate to repay or recoup expenditure with some profit (not economic to run buses on Sunday; an economic rent).
4 practical; considered or studied with regard to human needs (economic geography).

economically adv. [ME f. OF economique or L oeconomicus f. Gk oikonomikos (as ECONOMY)]