"Fiscal discipline remains the key to supporting a sustainable rise in national savings and investment rates, in consonance with a reallocation of scarce resources to the productive sectors."
This will eventually result in less crowding out of private-sector financing by government borrowings, the rating agency said in a report on the island's economic prospects.
The government's budget deficit is expected to narrow as it exercises "fiscal discipline and reins in military spending" after the war, the rating agency said.
Government forces defeated the Tamil Tiger separatists in May, ending a 30-year war, and raising hopes of an economic recovery.
"The country’s persistently hefty fiscal deficit has been driven by an unsustainable rise in go