"punktafgifter." . . "Relatie energie-economie." . . "National Bureau of Economic Research" . . . . "USA." . . "energipolitik." . . . . . . . . . . . . . . "Energy Taxes : Traditional Efficiency Effects and Environmental Implications" . . . . . . . "Energy Taxes Traditional Efficiency Effects and Environmental Implications"@en . . "Energy taxes traditional efficiency effects and environmental implications" . "Energy taxes traditional efficiency effects and environmental implications"@en . . . . . . . "Energy taxes : traditional efficiency effects and environmental implications" . "Energy taxes : traditional efficiency effects and environmental implications"@en . . "Energy taxes : traditional efficiency effects and enviromental implications" . . . . . "Energy taxes: traditional efficiency effects and environmental implications" . . . .