Recent economic trends point to the possibility that the Federal Reserve will have to grapple with sudden shocks to the supply of goods and commodities in the coming years, which is a difficult challenge for the economy and the central bank,

The dollar fell and major U.S. stock indexes rose on Tuesday on news that U.S. consumer inflation picked up less than expected in April when President Donald Trump unveiled a raft of tariffs that has wreaked havoc on global markets.