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自然实验可以为经济问题提供有价值的见解。
In oil and gas, the companies that survive will be those that adapt fastest to the low-carbon future.
Setting goals is the first step in turning the invisible into the visible.
Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.
The greatest glory in living lies not in never falling, but in rising every time we fall.