Marathon Oil (NYSE:MRO) has released its guidance for 2013, in which it details a three-part strategy for aggressive growth. The company will first be looking to build a solid portfolio of reliable revenue generation, followed by strengthening its stake in existing high-growth areas such as the Bakken and the Eagle Ford shales, and lastly the company will be looking for new large-scale growth plays, with $450 million in exploration expenditures both offshore in deep water and in nations such as Ethiopia, Kenya, Gabon, Iraq, and Norway.

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