The Federal Reserve’s push to slow the economy and bring inflation under control is often compared to an airplane descent, one that could end in a soft landing, a bumpy one or an outright crash.Jerome H. Powell, the Fed chair, is betting on something more akin to the Miracle on the Hudson: a touchdown that is gentle, all things considered, and unlike anything the nation has seen before.The Fed has raised rates sharply over the past year, pushing them just above 5 percent on Wednesday, in a bid to cool the economy to bring inflation under control. Staff economists at the central bank have begun to forecast that America is likely to tip into a recession later this year as the Fed’s substantial policy moves combine with turmoil in the banking sector to snuff out growth.But Mr. Powell made it clear during a news conference on Wednesday that he does not agree.“That’s not my own most likely case,” he said, explaining that he expects modest growth this year. Tha …