Cash can still earn 5%. Don’t fret another deluge of T-bill supply in the fourth quarter, Barclays says.

The U.S. government’s borrowing blitz isn’t over yet.

Money-market funds that breezed through a more than $1.6 trillion deluge of Treasury bill supply since June should make room from another big $450 billion barrage of issuance in the fourth quarter, according to Barclays.

That’s the latest T-bill forecast from Barclays strategist Joseph…