**Multi-Factor Productivity**

**Definition of Multi-Factor Productivity:**
Multi-factor productivity is the Same as
total factor productivity,
a certain type of
Solow residual.

MFP = d(ln f)/dt = d(ln Y)/dt - s_{L}d(ln L)/dt - s_{K}d(ln
K)/dt

where f is the global production function; Y is output; t is time;

s_{L} is the share of input costs attributable to labor expenses;

s_{K} is the share of input costs attributable to capital expenses;

L is a dollar quantity of labor;

K is a dollar quantity of capital.
(Econterms)

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