Singapore's central bank is likely to tighten its policy settings at its review this month, the third time in a row, as inflationary pressures intensify due to global supply-side disruptions and an easing of the city-state's border controls.

All 15 economists polled by Reuters forecast the Monetary Authority of Singapore to tighten its policy, but they are divided on how aggressive the central bank is likely to be and which of its various settings it will change.

Instead of interest rates...