Quote:
Originally Posted by nate2512
Microsoft is also in the business of developing newer current products, and is also selling more than one product.
Oil companies sell a very limited array of products and they aren't developing any new products.
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Some oil companies spend a lot on R&D to develop alternative fuels. Shell apparently has developed a technique to extract oil deposited in shale formations. It isn't cheap to build offshore drilling rigs.
The oil business isn't wildcatting anymore. It costs a lot of money to find a good well.