* It's instructive to track the underlying resource. If technology_A saves you time, it's more time-efficient (aka quick). If technology_B saves you money, it's

* It's instructive to track the underlying resource. If technology_A saves you time, it's more time-efficient (aka quick). If technology_B saves you money, it's more cost-efficient (aka cheap). * In game theory, "7 hospital beds" weakly dominates "8 hospital beds". But (x') strictly dominates (x, y, z). This is exactly what Pareto Optimality is about. Though perhaps a more colloquial term would be useful here.