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Colombian energy company Ecopetrol said on Monday it has reached an agreement to renew its oil joint venture with Occidental ...

Jan 10 (Reuters) - U.S. shale producer Occidental Petroleum (OXY.N), opens new tab said the prices received for oil production during the fourth quarter were lower than the preceding three months ...

Occidental Petroleum a favorite of Warren Buffett continues to record losses even as the billionaire maintains confidence in ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions.