Walter Aigner (who, though he is sadly no longer with us, many of you will remember) used to assert that ...

Productivity is a belief in human progress - that is, progress in every aspect - and a state of mind which aims at perpetual improvements..

Nthikeng Letsoalo of South Africa has contributed ...

Productivity is the effective and efficient utilization of resources in the attainment of the properly defined mission of a business.

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