“why not invest it in something, preferably something beautiful that could be lend to a museum and raise the spirits of ones fellow citizens”
Or, maybe, just maybe, the sheik could invest in his countrymen, helping raise their standard of living above mere subsistence. Which seems to be Oliphant’s point. I expect they’d appreciate that on a far more elemental level.
“Shop local?” Wally World? Oh, the ironing!