cost-effectiveness
noun /ˌkɒst ɪˈfektɪvnəs/
/ˌkɔːst ɪˈfektɪvnəs/
(also cost-efficiency)
[uncountable]- the ability to give the best possible profit or benefits in comparison with the money that is spent
- The environmental benefits and cost-effectiveness of the different options were clear.