Warren Buffett's Berkshire Hathaway tam sim no tuav $ 6.9 nphom ntawm Occidental Petroleum tom qab kev yuav tsis ntev los no

Ntawv loj

Tau qhov twg los: https://www.barrons.com/articles/warren-buffett-berkshire-hathaway-occidental-petroleum-51647093453?siteid=yhoof2&yptr=yahoo