But two powerful groups have remained determinedly sceptical: energy-intensivemanufacturers and organised labour, who fear the effects of higher energy costsin Americaand their impact on jobs.

• 不过，能源密集型企业和工会这两个强势团体仍坚决地表示怀疑，他们担心能源成本 将升高，部分工人将失去工作。