Central bankers from the United States, Japan and the euro zone meeting in the desert kingdom of Saudi Arabia this weekend had their own shifting sands to cross – those of elusive inflation.

FILE PHOTO: European Central Bank President Christine Lagarde arrives for a welcome dinner at Saudi Arabia's Murabba Palace during the G20 meeting of finance ministers and central bank governors in Riyadh, Feb. 22, 2020. REUTERS/Ahmed Yosri/File Photo