cost-effective
adjective
uk/ˌkɒstɪˈfektiv/ us(also cost-efficient)cost-effective methods or processes bring the greatest possible advantage or profit when the amount that is spent is considered:
In many cases outsourcing jobs has been shown to be not cost-effective.
cost-effective measures/plans/programmes
cost-effectiveness
noun [ U ] (also cost efficiency)
We need to determine the cost-effectiveness of these emerging technologies.
cost-effectively
adverb
How do you promote and sell your product cost-effectively?