For an insurance policyholder, one of the questions is which private retirement savings product offers optimal security and returns during the retirement phase. This book focuses on the Deka Bonus Pension product, with its innovative life cycle and the aspect of state support, known as the Riester pension. Important details of the Deka Bonus Pension are explained, and the return prospects for retirement savings are analyzed. Example calculations for three typical demographic groups illustrate the relevance of the investment decision for the policyholder. The methodology of financial calculations is also explained in detail. The results are then presented comprehensively for the reader, supported by illustrations and tables. This book is aimed at readers who wish to engage more deeply with the topic of retirement savings and gain insight into the analytical possibilities of retirement savings products.