"About 170 million out of Africa’s 1.3 billion people are now classified as middle class. But about eight million o… https://t.co/qJ4qq5NEkx
By 2060, 40% of Japanese could be 60 or older economist.com/graphic-detail… https://t.co/SBpxlEq8gD
By 2060, 40% of Japanese could be 60 or older economist.com/graphic-detail… https://t.co/SBpxlEq8gD