Does digital-economy development improve air quality in Border Regions? Empirical evidence from 188 Chinese cities.

PLoS One · 2026 · PMC13175366 · PMID 42133699

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highly significantno p-value reported

The results show that the DE coefficient is negative and highly significant at the 1% level, providing preliminary validation of the hypothesis that DED helps improve air quality in border regions.

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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.