Most Gulf stock markets were unchanged at close on Wednesday after oil prices fell as investors looked for data about U.S. crude inventories amid worries of rising supply while stocks globally were steady as trade tensions seemed to ease.

Wealthy Gulf states are promising President Trump huge investments into the US. But at the same time, the price of oil is falling. Is oil-fueled "investment diplomacy" still possible?

Between tariffs roiling the global economy and OPEC putting more barrels on the market, prices have dropped significantly since January. That's good for consumers, and bad for oil companies.

Global shares are mixed in holiday-thinned trading, while oil prices fell after the OPEC+ group of oil producing nations said it plans to boost output

Oil prices eased on Wednesday after government data showed U.S. crude oil stockpiles rose unexpectedly last week, prompting investor concerns of excess supplies.