Many believe the work should be financed by the 'public purse'. [=should be paid for by the government]
Companies are expected to 'loosen the purse strings' as the economy improves.
School administrators are already 'tightening (the) purse strings'.
(..) ...two credit cards, a hairbrush and a lipstick? -How did you know that? -Know what? You described the exact contents of my purse. Wild guess. Taxi! -Hey! -Hi, Otis. So, what's happening, partner? (..)1978 Superman
(..) with a gun. You know, buddy, you're right. -I'm going to turn over a new leaf. -Good for you, sir. That's the spirit. He doesn't really want to hurt anyone. Right after I rip off this lady's purse. Of course! Now come on, lady, hand it over. Lois, I think you'd better.... Lois! What are you doing? (..)1978 Superman