重化工业集群式创新机制与空间响应研究
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林兰
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Innovation dynamics and spatial response of heavy-chemical industry: Rethinking the cluster innovation
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Lan LIN
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| 表5 德国汽车/化工/光伏产业集聚指数比较 |
| Tab. 5 Comparison of agglomeration index in Germany's chemical, automobile and photovoltaic industries |
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| 企业关系类型 | 集聚指数 | 化工 | 汽车 | 光伏 | | 核心企业—供应商 | 最小集聚半径(dmin)(km) | 28.1542 | / | 27.8796 | | 最大集聚半径(dmax)(km) | 69.2914 | / | 75.0735 | | 集聚带宽度(w)(km) | 40.0642 | / | 37.5349 | | 集聚速度(k) | 0.7416 | / | 0.1938 | | 集聚度(A) | 667.6637 | / | 44.5512 | | 核心企业—研究机构 | 最小集聚半径(dmin)(km) | 8.6298 | 13.3383 | 29.3727 | | 最大集聚半径(dmax)(km) | 36.6756 | 80.0477 | 69.1156 | | 集聚带宽度(w)(km) | 29.1339 | 67.8243 | 39.7535 | | 集聚速度(k) | 0.6791 | 0.1328 | 0.4081 | | 集聚度(A) | 267.7637 | 71.7005 | 286.3201 | | 供应商—研究机构 | 最小集聚半径(dmin)(km) | 6.6065 | 13.4511 | 28.1539 | | 最大集聚半径(dmax)(km) | 44.0753 | 85.1806 | 71.4532 | | 集聚带宽度(w)(km) | 38.5712 | 72.8492 | 44.3935 | | 集聚速度(k) | 0.5234 | 0.1305 | 0.2438 | | 集聚度(A) | 236.9348 | 72.8893 | 107.1286 |
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