Stone–Geary utility function

The Stone–Geary utility function takes the form where

is consumption of good

The Stone–Geary utility function gives rise to the Linear Expenditure System.

the demand function equals where

is total expenditure, and

is the price of good

The Stone–Geary utility function was first derived by Roy C. Geary,[2] in a comment on earlier work by Lawrence Klein and Herman Rubin.

[3] Richard Stone was the first to estimate the Linear Expenditure System.