India, Sept. 17 -- The Federal Reserve's decision to raise its benchmark interest rate by a quarter percentage point on Wednesday to a target range of 3.75 per cent to 4 per cent will create a stark financial divide, rewarding savers with modestly improved deposit returns whilst simultaneously increasing borrowing costs for millions of households carrying credit card balances and contemplating major purchases.

The increase, the first rate hike since July 2023, sets in motion a cascade of changes across the consumer financial ecosystem that financial analysts warn will disproportionately affect Americans already struggling with elevated debt levels and stagnant wage growth.

Federal Reserve Chairman Kevin Warsh acknowledged during his pre...