tija ------------ ufanisi
effectiveness --------- efficiency
kufikia malengo ---------------- kwa ufanisi (using little resource, ie time, money, and other materia resources etc)
katika ulimwengu wa sasa vyote viwili ni vya kupewa kipaumbele coz kufikia malengo pekee haitoshi ila iendane na kufikia malengo kwa kutumia mali ghafi chache. ie little resources - high outcomes.