Fed's Barkin Says Risk Lies On The Inflation Side Of The Us Central Bank’s Mandate; Direction Of Monetary Policy Is Straightforward, But Best To Move Policy With Care; U.S. Economy Is Remarkably Stable; Resilient Demand Alongside Broad-based Cost Increases Putting Upward Pressure On Prices; Firms Say They Will Be Trying To Pass On Higher Costs; Businesses Are Performing Well, With Remarkable Earnings