Nobody expects German workers to become less efficient.
As Solomon put it, past a certain point overworked people become "less efficient and less effective".
With age, your stomach cells become less efficient and secrete less hydrochloric acid, which means you absorb less B12.
If soil microbes become less efficient at higher temperatures, carbon emissions could subside in the long term.
But if Bolivia's other public enterprises are any guide, the power companies will probably become less efficient under government control.
There is, without question, plenty of worrying evidence that Chinese investment has become less efficient in recent years.
Computer analyses of the climate have long predicted that the uptake would become less efficient sometime in this century.
Though evidence of market inefficiency has soared in recent years, that does not mean markets have become less efficient.
Creative businesses become less efficient when executives are directed from above or stretched too thin, said Harold L. Vogel, a longtime entertainment industry analyst.
It is expensive to dissipate their heat, and they become less efficient if you diffuse the light over a wide area.
Notably, the skin's ability to manufacture vitamin D declines with age, and the liver and kidneys become less efficient in converting vitamin D to its active form.
