efficiency

efficiency n.

[U] the quality of doing sth well with no waste of time or money; efficiencies [pl.] ways of wasting less time and money or of saving time or money

Leistung(sfähigkeit)

{audio}OALD/efficiency_sentences.mp3″][/audio]

improvements in efficiency at the factory
I was impressed by the efficiency with which she handled the crisis.
We are looking at our business to see where savings and efficiencies can be made.