This paper uses DEA-based and non-DEA-based environmental performance measurement methods to develop and evaluate gas-flaring-related carbon emission performance indexes for dominant companies in the Nigerian upstream sector. The study relies on empirical data collected from the Nigerian...

This Selected Issues paper reviews the developments, issues, and prospects of the petroleum sector of Kazakhstan, and analyzes the recent strong economic growth, the links between the oil and the non-oil sector, and assesses the contribution of each sector. It explores the trade policy options...