HIGHLIGHTS
- who: Wenjie Zou from the University of Almeria, Spain have published the paper: Efficiency measurement and spatial spillover effect of provincial health systems in China: Based on the two-stage network DEA model, in the Journal: (JOURNAL)
- what: On this basis, the research on spatial spillover effect has developed rapidly, and the focus of the research has evolved from focusing on macro-economic growth issues to micro-environmental welfare. The authors use the old-age dependency ratio (depend) to characterize the changes in the population structure, and select the dependency ratio of the elderly population . . .
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