煤炭政策对煤炭价格影响的实证研究 |
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引用本文: | 付焕兰. 煤炭政策对煤炭价格影响的实证研究[J]. 科技和产业, 2017, 0(8): 51-53 |
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作者姓名: | 付焕兰 |
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作者单位: | 忻州师范学院, 山西 忻州 034000 |
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摘 要: | 自2013年以来,由于受到国内外经济下滑趋势的影响,煤炭价格持续走低。为此,政府出台了一系列煤炭救市政策,通过控产量、限进口等来促进煤价回升。运用VAR模型、协整等计量方法研究煤炭产量、销量及进口量与煤炭价格间的动态关系。结果表明煤炭产量、销量及进口量与煤炭价格之间存在长期协整关系,但是其对煤炭价格的调控作用并不明显。
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关 键 词: | 煤炭价格;VAR模型;煤炭政策 |
An Empirical Study of the Effect of Coal Policy on Price |
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Abstract: | Since 2013, coal prices continue to decline because of the impact of domestic and foreign economic downturn trend. ?As a consequence, the government has issued a series of Coal policies to promote coal recovery by Controlling yields and?limiting?foreign?imports,?etc. Based on co-integration test, VAR model and impulse responses, this paper analyses the dynamic relationship between imports level, coal?output, coal sales and coal price. The results show that?there is a long-term equilibrium relationship between four factors; The effect that coal policy regulates and controls coal prices is not significant. |
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Keywords: | coal price VAR model coal policy |
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