Answer:
The correct answer is option a.
Explanation:
Productivity can be defined as a measure of the efficiency of a person, factory, machine, system, etc, to convert inputs into outputs. In other words, it is the rate of output per unit of input.
Productivity is an important determinant of living standards. A higher level of productivity means better living standards. This implies that growth in productivity is the key determinant of growth in living standards.
Answer
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Explanation
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