Influence of sulfur emission control areas on particulate matter emission: A difference-in-differences analysis
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2009 ◽
Vol 43
(10)
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pp. 3905-3912
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2017 ◽
Vol 31
(2)
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pp. 1741-1746
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2018 ◽
Vol 75
(3)
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pp. 424-435
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