Media type: E-Article Title: Analytic valuation of guaranteed lifetime withdrawal benefits with a modified ratchet Contributor: Harcourt, Darcy [Author]; Daglish, Toby [Author]; Ulm, Eric R. [Author] Published: 2024 Published in: Insurance ; 118(2024) vom: Sept., Seite 59-71 Language: English DOI: 10.1016/j.insmatheco.2024.06.001 Identifier: Keywords: Analytic solution ; Geometric Brownian motion with affine drift ; Guaranteed lifetime withdrawal benefits ; Variable annuities ; Aufsatz in Zeitschrift Origination: Footnote: Access State: Open Access