Exploring the impact of China-Europe Railway Express on the urban-rural income gap.

Heliyon · 2023 · PMC10345259 · PMID 37456000

Europe PMC DOI

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an obvious trendno p-value reported

During the sample period, the mean values of the institutional environment in the eastern, central and western regions were 8.02, 6.17 and 5.51, respectively, showing an obvious trend of high in the east and low in the west.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.