New Delhi, Aug. 27 -- New Federal Reserve Chair Kevin Warsh has taken a notably different approach to central bank communication, offering far fewer comments than his predecessors on the state of the economy and the outlook for inflation.

However, the shift has not received an enthusiastic response from many economists and Wall Street investors, who have raised concerns about the Fed's reduced communication.

Warsh will have a key opportunity to respond to those concerns on Friday when he delivers a speech in Jackson Hole, Wyoming, at the Federal Reserve's annual economic symposium.

Economists and Wall Street analysts are looking for a clearer indication of how Kevin Warsh intends to deal with inflation that remains above the Federal Re...