C. D. Howe Institute, for example, tries to demonstrate that immigration can not be used to effectively counter population ageing.
Total fertility rate | Reliable Replacement Warhead | Fund for the Replacement of Animals in Medical Experiments | value over replacement player | The Sea of Fertility | Replacement | Modification and Replacement Parts Association | Fertility medication | Fertility awareness | Eastern span replacement of the San Francisco–Oakland Bay Bridge | Alaskan Way Viaduct replacement tunnel |