1.   Concern about slowing demand for petrol and a recent fall in crude prices has pushed Opec towards tough action on supply.

2.   It was the rise in world crude prices which brought energy conservation seriously into view.

3.   Oils continued their rise in the wake of the firm crude price.

4.   OPEC has agreed to freeze its global oil production slightly in order to firm up crude prices.

5.   Also, since Exxon refines more than twice as much crude oil as it produces, its refining arm benefits from low crude prices.

6.   Analysts said shares of the independent oil refiner rose amid optimism that low crude prices mean short-term health for the refining industry.

7.   An unexpected jump in U.S. crude inventories also weighed on crude prices, traders said.

8.   Argentine stocks increased as rising government bonds lifted bank shares, and oil companies benefited from higher crude prices.

9.   Argentine stocks rose as rising government bonds lifted bank shares and oil companies benefited from higher crude prices.

10.   Argentine oil company YPF SA said it will lower gas and diesel fuel prices as a result of the slide in world crude prices.