diminishing returns

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di·min·ish·ing returns

A yield rate that after a certain point fails to increase proportionately to additional outlays of capital or investments of time and labor.

diminishing returns

pl n
1. (Economics) progressively smaller rises in output resulting from the increased application of a variable input, such as labour, to a fixed quantity, as of capital or land
2. (Economics) the increase in the average cost of production that may arise beyond a certain point as a result of increasing the overall scale of production

dimin′ishing returns′

any rate of profit, production, benefits, etc., that beyond a certain point fails to increase proportionately with added investment, effort, or skill.
References in periodicals archive ?
Global Banking News-June 10, 2015--Bank of Japan official warns of diminishing returns from QE
The team was founded in 1992 by the late professor David Merrifield, who recruited a bunch of aging professors and then chose the name on the argument that each year would see them getting slower and producing diminishing returns in the race.
Fitch believes that CSC will achieve diminishing returns from its cost reduction efforts going forward.
Despite the risk of falling foul of the law of diminishing returns, some of the gags even get repeated.
Diminishing returns from small holdings, the young and educated farmers in Punjab with an entrepreneurial streak are venturing into commercial dairy farming.
Conventional wisdom these days promotes the idea that revision is fundamental to good writing, that writers revise constantly, that there is no such thing as diminishing returns when referring to revision.
Most new inventions could be chucked in the bin, As the law of diminishing returns sets in.
Findings show that, on average, taking out loans actually makes graduation more likely for all students but, at a certain point--which is about $2,000 lower for men than for women--debt has diminishing returns and becomes less effective at boosting chances of graduation.
I suspect the law of diminishing returns will kick in at some point but not for at least one more series - if only because in the world of telly there really is no such thing as bad publicity.
PA4 has been written and directed by four people but the unforgiving law of diminishing returns still applies.
There are diminishing returns with work, and realizing where that lies is vital to maximum value out of productivity.
Having persevered with their own, generally unloved operating systems with diminishing returns, the Finnish firm recently bit the bullet and announced a tie-up with Microsoft's Windows Phone, with this handset being the first fruit of the partnership.