Warren Buffett increases his Occidental Petroleum stake: Does it have potential?

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Occidental Petroleum (NYSE: OXY) Delayed: 58.31 +0.23 (0.40%)
Previous Close $58.08    52 Week High $78.48 
Open $57.91    52 Week Low $58.24 
Day High $59.32    P/E 7.94 
Day Low $57.31    EPS $7.34 
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