 The parent–offspring probability when sampling age-structured populationsHans J. Skaug Theoretical Population Biology, 2017, vol. 118, issue C, 20-26 Abstract: We consider two individuals sampled from an age-structured population, and derive the probability that these have a parent–offspring relationship. Such probabilities play an important role in the recently proposed close-kin mark-recapture methods. The probability is decomposed into three terms. The first is the probability of the parent being alive, the second term involves the mechanism by which individuals are sampled, and the third term is a contribution from the observed age of the parent. A stable age distribution in the population is assumed, and we provide an expression for how this distribution is perturbed by the information that an individual has given birth at a particular time point in the past or in the future. Calculations are performed from the perspective of the offspring, but we also make comparison to the situation where the perspective is put on the parent. Although the resulting probabilities are the same, the actual calculations differ, due to the asymmetry of a parent–offspring relationship. Keywords: Close-kin; Population dynamics; Sampling probability; Stable age distribution (search for similar items in EconPapers) Downloads: (external link) Related works: Export reference: BibTeX RIS (EndNote, ProCite, RefMan) HTML/Text Persistent link: https://EconPapers.repec.org/RePEc:eee:thpobi:v:118:y:2017:i:c:p:20-26 DOI: 10.1016/j.tpb.2017.09.001 Access Statistics for this article Theoretical Population Biology is currently edited by Jeremy Van Cleve More articles in Theoretical Population Biology from Elsevier |
Is your work missing from RePEc? Here is how to contribute.
Questions or problems? Check the EconPapers FAQ or send mail to .
EconPapers is hosted by the
School of Business at Örebro University.