Journal Article On the Dynamic Behaviour of the Consumer and the Optimal Provision of Social Security Get access Sheng Cheng Hu Sheng Cheng Hu Purdue University Search for other works by this author on: Oxford Academic Google Scholar The Review of Economic Studies, Volume 45, Issue 3, October 1978, Pages 437–445, https://doi.org/10.2307/2297246 Published: 01 October 1978 Article history Received: 01 October 1976 Accepted: 01 June 1977 Published: 01 October 1978