Volume 26 - Article 7 | Pages 167-172
Historical Addendum to "Life lived equals life left in stationary populations"
|Date received:||30 Aug 2011|
|Date published:||06 Mar 2012|
|Keywords:||life expectancy, mathematical demography, stationary population|
|Weblink:||All publications in the ongoing Special Collection 8 "Formal Relationships" can be found at http://www.demographic-research.org/special/8/|
This note provides some earlier history of the relationship given in FormalRelationships1, "Life left equals life lived in stationary populations," (Goldstein2009) and shows that while the expectation of life at the mean age of the population is close to the mean age, this is not exactly so.
Joshua Goldstein - Max-Planck-Institut für demografische Forschung, Germany
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