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Self-selection and risk sharing in a modern world of life-long annuities

Gerrard, R. J. G. ORCID: 0000-0002-8932-8752, Hiabu, M., Kyriakou, I. ORCID: 0000-0001-9592-596X & Nielsen, J. P. ORCID: 0000-0002-2798-0817 (2018). Self-selection and risk sharing in a modern world of life-long annuities. British Actuarial Journal, 23, doi: 10.1017/s135732171800020x


Communicating a pension product well is as important as optimising the financial value. In a recent study, we showed that up to 80% of the value of a pension lump sum could be lost if customer communication failed. In this paper, we extend the simple customer interaction of the earlier contribution to the more challenging lifetime annuity case. Using a simple mobile phone device, the pension customer can select the life-long optimal investment strategy within minutes. The financial risk trade-off is presented as a trade-off between the pension paid and the number of years the life-long annuity is guaranteed. The pension payment decreases when investment security increases. The necessary underlying mathematical financial hedging theory is included in the study

Publication Type: Article
Additional Information: This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (, which permits unrestricted re-use, distribution, and reproduction in any medium, provided the original work is properly cited.
Publisher Keywords: 0102 Applied Mathematics, 1502 Banking, Finance And Investment, 1402 Applied Economics
Subjects: H Social Sciences > HG Finance
Departments: Bayes Business School > Actuarial Science & Insurance
Text - Published Version
Available under License Creative Commons Attribution.

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