(Bloomberg) -- The Bank of Japan’s looser grip on benchmark 10-year yields is starting to shake up the outlook for short-term borrowing costs, with swaps traders betting that the central bank will end the world’s last negative interest rate policy in as little as eight months.Most Read from BloombergUS Bank Shares Drop as Moody’s Cuts Ratings, Warns on RisksWeWork Tumbles After Raising ‘Substantial Doubt’ About FutureWall Street WhatsApp, Texting Fines Exceed $2.5 BillionEveryone Wants to Work a