Does Ownership Matter ? The Performance and Efficiency of State Oil vs . Private Oil ( 1987-2006 )

  title={Does Ownership Matter ? The Performance and Efficiency of State Oil vs . Private Oil ( 1987-2006 )},
  author={Christian Wolf},
This paper investigates the existence of ownership effects in the global oil and gas industry, i.e. whether there are systematic performance and efficiency differentials between National Oil Companies (NOCs) and privately-owned International Oil Companies (IOCs). The dataset, which is based on a survey published by Energy Intelligence and covers 1,001 firm observation years in the period 1987 to 2006, provides a unique corporate perspective on the industry’s development. After summarising the… CONTINUE READING
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