欧洲的各个大型综合石油公司均面临最多的多元化企业折让(见图表)。
Europe's big integrated oil firms suffer some of the worst conglomerate discounts (see chart).
他变卖了大型综合石油公司的股份转而买进小型石油服务和开采公司的股票。
He's also sold shares in big, integrated oil companies to buy smaller oil services and drillers.
在加入 IBM 之间，他为一家世界级大型的综合石油公司和一家加拿大的顶级能源提供商创建了软件解决方案。
Prior to joining IBM, he created software solutions for one of the largest integrated petroleum companies in the world and one of Canada’s top providers of energy.
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