Possible Clues:

• It's no good to be so economical, it seems
• It's no good to avail of a smaller amount
• Be more sparing of what's no good
• Don't be so extravagant - it's just no good
• Ungifted erstwhile racket-wielder in America
• No good encouraging people to economise
• Of no worthwhile application
• No good at all
• It's no good just encouraging people to be economical
• It's no good to economise