The most impörtant cause for low fertility in Western countries is the lack of progression from 1rst to 2nd child. http://www.sciencedirect.com/science/article/pii/S0167268115001973 …
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The most impörtant cause for low fertility in Western countries is the lack of progression from 1rst to 2nd child. http://www.sciencedirect.com/science/article/pii/S0167268115001973 …