“效益”用英语怎么说？

“效益”的拼音为：xiào yì...

银行的经营必须追求成本效益。The bank must be run in a cost-effective way.采用的方法很老套，没什么效益。The methods employed are old-fashioned and uneconomical.这一研究方法可能会产生哪些实际效益？What are some of the practical benefits likely to be of this line of res...