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Your posts are moderated. Average product and marginal product: Average product (AP) is the output per unit of the variable factor employed. In other words, it is the productivity of the variable factor (VF). It is measured by dividing total product (TP) by amount of variable factor employed.i.e.verage product and marginal product: Average product (AP) is the output per unit of the variable factor employed. In other words, it is the productivity of the variable factor (VF). It is measured by dividing total product (TP) by amount of variable factor employed. i.e.
Marginal physical product. The physical output that is due to the addition of one more unit of a variable factor of production; the change in total product occurring when a variable input is increased and all other inputs are held constant; also called marginal product.