Zaim O and F Taskin (2000). “Environmental Efficiency in Carbon Dioxide Emissions in the OECD: A Non-Parametric Approach.” J Environmental Management 58(2): 95-107.

Zaim O and F Taskin (2000). “Environmental Efficiency in Carbon Dioxide Emissions in the OECD: A Non-Parametric Approach.” J Environmental Management 58(2): 95-107.

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