Econometrica: Oct 1963, Volume 31, Issue 4
Forms of Engel Functions
https://doi.org/0012-9682(196310)31:4<694:FOEF>2.0.CO;2-I
p.
694-703
C. E. V. Leser
The properties of various forms of Engel functions satisfying the additivity criterion are investigated. It is suggested that a form of relationship used by H. Working, but recently neglected, offers on balance great advantages. A logical generalisation of it yields a flexible function from which a good fit may be expected for most commodity groups.Log In To View Full Content