Producer prices barely rose in February, resulting in thesmallest annual increase in more than 1-1/2 years, yet anotherindication of benign inflation. Boeing CoBA.N shares ended up 0.5 percent at $377.14,recovering from a more than 3 percent fall in the afternoon,when the United States announced it was grounding Boeing's 737MAX jets following Sunday's fatal crash in Ethiopia. The U.S. Federal Aviation Administration cited new satellitedata and evidence from the scene of Sunday's crash, the seconddisaster involving the 737 MAX in less than five months.