https://amp.scmp.com/comment/opinion/article/3222161/chinas-three-grey-rhinos-demographic-crisis-debt-and-decoupling-are-growing-threatening-economic
이건 한국, 푸에르토 리코와 같은 수치임
https://amp.scmp.com/comment/opinion/article/3222161/chinas-three-grey-rhinos-demographic-crisis-debt-and-decoupling-are-growing-threatening-economic
이건 한국, 푸에르토 리코와 같은 수치임