Journal Article A Simple Method for Estimating Demand Systems under Separable Utility Assumptions Get access R. P. Byron R. P. Byron Australian National University Search for other works by this author on: Oxford Academic Google Scholar The Review of Economic Studies, Volume 37, Issue 2, April 1970, Pages 261–274, https://doi.org/10.2307/2296418 Published: 01 April 1970 Article history Received: 01 December 1968 Accepted: 01 September 1969 Published: 01 April 1970