Separate meetings were held by their counterparts from eight independent oil-producing countries.
If the project succeeds, the officials said it may prove a model for other oil-producing countries, especially Iraq.
The recent recovery has been a result of strong world demand and cutbacks by major oil-producing countries.
I had all the oil-producing countries of the world lining up against me.
We use 25 percent of the world's oil production, making us dependent on oil-producing countries.
High oil prices, on the other hand, raise the bargaining power of oil-producing countries.
Gradually, foreign investors lost the trust of oil-producing countries to develop resources in the national interest.
This time, the meeting will including several large oil-producing countries that are not members of the cartel.
The effects of these increases were not always positive for the oil-producing countries.
Most oil-producing countries and the major oil companies already produce all they can.