Exxon Mobil Corp on Friday reported a 21% drop in quarterly profit, its third period in a row of weaker year-over-year results, as falling earnings in refining and chemicals offset improved oil production.Exxon’s weaker results mirrored those at rivals Royal Dutch Shell , Equinor and Total SA . Shell posted its smallest profit in 30 months on weaker margins in chemicals, a loss in refining and tumbling natural gas pri
Source:: Reuters – Business News
