Paasche's Index

The statistical Index

$$P_P \equiv {\sum p_nq_n\over\sum p_0q_n},$$

where $p_n$ is the price per unit in period $n$ and $q_n$ is the quantity produced in period $n$.

See also Index

References

Kenney, J. F. and Keeping, E. S. Mathematics of Statistics, Pt. 1, 3rd ed. Princeton, NJ: Van Nostrand, p. 65, 1962.