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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
least cost efficient
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "least cost efficient" is correct and usable in written English.
It can be used when discussing options or strategies that minimize costs while maintaining efficiency. Example: "After analyzing the budget, we found that the least cost efficient method was not sustainable for our project."
✓ Grammatically correct
Journal of Shipping and Trade
Carbon Balance and Management
Diabetes Care
International Journal of Corporate Social Responsibility
WikiHow
Applied Energy
Computer Communications
BBC
Environmental Systems Research
The Guardian
Marine Policy
Plosone
Bplans
Encyclopedia Britannica
Health Economics Review
BMC Health Services Research
The New Yorker
TechCrunch
The Electricity Journal
The New York Times
BMC Cancer
Emerging Infectious Diseases
Vice
Huffington Post
Applied Water Science
Forbes
Alternative expressions(5)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
The ship's operation and route choice is expected to be influenced mainly if ECA compliance is attained using MGO/LSF, which is anyway seen as being one of the least cost-efficient ways forward.
This makes stratified sampling the least cost-efficient alternative for low costs (fewer field plots) and the most cost-efficient for high costs (more field plots).
For example, the most cost-efficient way to consume calories is with oils and sweets, bread, pasta, and rice, and the least cost-efficient way is with fruits and vegetables (9).
Science
Competitive isomorphism refers to "how competitive forces drive organizations towards adopting least-cost, efficient structures, and practices" (Moll et al. 2006, p. 187).
Be sure you have at least a small cost efficient home that you can come back to for planning.
Wiki
We conclude that designing an efficient and least cost grid may require the capability to capture diverse physical and operational policy scenarios of the future grid.
Science
The proposed Least-Cost DC-CMST Heuristic can be applied to the topological design of large local networks and to the construction of least cost broadcast and multicast trees for efficient routing algorithms.
Science
"What we have got to make sure is the measures we employ are the most efficient, impose the least cost on the industry and consumers, and obviously are carefully monitored to make sure that they are effective," says Mr Turnbull.
News & Media
For example, scenario C with the least cost may be preferred in recessionary period; however, this cost-efficient strategy should be based on sufficient coal supply.
"Climate policy should achieve its objectives at least cost, not erode the competitiveness of trade-exposed industries, and support efficient long-term investment, the groups concluded".
News & Media
Efficient management of natural resources requires that the least cost fishers operate in a fishery.
Science
Expert writing Tips
Best practice
When aiming for "least cost efficient" outcomes, prioritize thorough planning and comparison of all potential expenses to identify areas for optimization and savings.
Common error
Avoid using "least cost efficient" when you actually mean "most cost effective". "Least cost efficient" refers to the option that provides the worst value for the money, not the best.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "least cost efficient" functions as an adjective phrase modifying a noun. It describes a characteristic of something in terms of its economic value and productivity. As confirmed by Ludwig, the phrase is grammatically correct and usable.
Frequent in
Science
40%
News & Media
30%
Formal & Business
15%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
0%
Ludwig's WRAP-UP
In summary, "least cost efficient" is a phrase used to describe something that provides the worst possible value in terms of cost versus benefit. Although Ludwig indicates the phrase is grammatically correct, it is important to use it accurately to avoid confusion with "most cost effective". Primarily found in scientific and news contexts, the phrase serves to critique inefficient uses of resources. When seeking alternatives, consider options like "most wasteful" or "inefficient use of funds" for similar impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
most cost-effective
Highlights the balance between cost and effectiveness, differing by directly comparing value and expense.
economical and effective
Reorders the words to emphasize the 'economical' aspect first.
most economical
Focuses on being budget-friendly above all else, differing by emphasizing savings.
budget-conscious and efficient
Stresses the awareness of budget limitations, differing by highlighting financial prudence.
cost-optimized and efficient
Stresses the optimization of costs, differing by highlighting strategic financial management.
cheapest yet efficient
Directly states cheapness and efficiency, differing by being more explicit.
value-driven and efficient
Focuses on the value received for the cost, differing by prioritizing overall worth.
low-cost and high-performing
Emphasizes performance relative to the low cost, differing by quantifying the benefit.
thrifty and effective
Highlights thriftiness, differing by emphasizing careful resource management.
least expensive and productive
Highlights productivity, differing by focusing on the output achieved for minimal expense.
FAQs
What does "least cost efficient" mean?
The term "least cost efficient" describes something that is the worst option when considering the cost relative to the benefit or output. It means it's not a good value for the money spent.
Is "least cost efficient" the opposite of "most cost effective"?
Yes, "least cost efficient" is essentially the opposite of "most cost effective". If something is "most cost effective", it provides the best value (benefit for the cost), whereas "least cost efficient" provides the worst.
When should I use "least cost efficient" in a sentence?
Use "least cost efficient" when you want to point out the option or method that gives you the least return or benefit for the amount of money you spend. For instance, "Using that old machine is the "least cost efficient" way to produce our widgets because it requires constant repairs and wastes a lot of material."
What's a good alternative to "least cost efficient" if I want to convey a similar meaning?
Depending on the context, you could use alternatives such as "most wasteful", "inefficient use of funds", or "poor value for money" to convey the idea of something being "least cost efficient".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested