February 1, 2017 – Bloomberg

"The world’s working-age population is shrinking faster than expected, leaving fewer people to support a growing number of seniors, according to the Bloomberg Sunset Index.

…

"The demographics cannot be ignored, but there are solutions,” said Suzanne Kunkel, director of the Scripps Gerontology Center at Miami University in Oxford, Ohio. “Those solutions need to be cultural, political, economic. There is no magic answer. The reality is China will deal with it differently than Italy.”"

Read more in this Bloomberg article