New rules reversing reforms of Germany’s statutory pension system took effect on 1 July 2014. Some critics estimate that these more generous pension rules will cost an extra €10 billion over the next decade, and younger workers will have to fund them with little chance of receiving equally generous benefits when they retire.
Germany: New retirement package
Expertise for Eurofound
German Economic Institute (IW)
Sandra Vogel: Germany – New retirement package
Expertise for Eurofound
German Economic Institute (IW)
More on the topic

How Couples Retire in Germany
For the statutory pension scheme to be financed sustainably on its current pay-as-you-go basis, as many people as possible need to stay at work until the standard retirement age.
IW
„Actuarially Fair” Reductions in Early Retirees’ Pension Benefits
Calls for the reduction in state pension benefits for early retirees to reflect real insurance risks imply that early retirement need not involve any additional costs.
IW