Romania's three-month ROBOR index, the interbank interest rate used as a reference to calculate variable interests for loans in lei taken out before May 2019, as well as for companies’ RON-denominated current loans, on Friday, November 15 climbed to 5.58% from 5.56% on November 14, the first day the index rose above the 5.55% level it had stalled at since September 3, 2024.