So we are told, but by who? It’s not the poor telling us that.
Birthrates are declining, so rather than address low birthrates, bring in millions of low and no skilled workers that are often illiterate in their native language, much less that of the host country, that generally have no interest in assimilating, will likely be on some sort of public assistance for life, and often hate the population of the host country.
How about incentivizing women to get married and have children?
In the US women are celebrated for having as many abortions as the can, and scorned for having children.