慶應義塾大学 商学部・商学研究科

新保一成 研究室

開発と環境の経済分析...

NIC 1998 - code 40

Structure

Hierarchy

  • Section: E - Electricity, gas and water supply
  • Divsion: 40 - Electricity, gas, steam and hot water supply

Group

  • 401 - Production, collection and distribution of electricity
  • 402 - Manufacture of gas; distribution of gaseous fuels through mains
  • 403 - Steam and hot water supply

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