(Bloomberg) -- Canada’s largest pension fund has found a winning formula to cut its borrowing costs: be more predictable.Most Read from BloombergManchester Is Giving London a Run for Its MoneyBoston’s Broke and Broken Transit System Hurts Downtown RecoveryA Warehouse Store Promises Housing for South LA, in BulkBiden Invests $100 Million to Fuel Housing ConstructionThe Cross-Continental Race Using Only Public TransitCanada Pension Plan Investment Board started selling Canadian-dollar debt on a mo