Frugal behaviour (7)

I believe the answer is:

economy

(Other definitions for economy that I've seen before include "being frugal" , "Financial system" , "Me coy? No! (anag)" , "Frugality" , "Careful use of resources" .)

I've seen this clue in the Sydney Morning Herald.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.