Forward guidance loses potency when policy rates rise above highly accommodative, research from the Reserve Bank of India finds.

When Circumspection is the Better Part of Communication, by Michael Debabrata Patra, Indranil Bhattacharyya and Joice John, argues the method “loses its relevance” in a policy-tightening cycle.

The usefulness of forward guidance is “unambiguously proven,” the researchers say, at “very low policy rates” where it can influence long-term interest rate expectations. “The