Dolgopolova, Irina; Hye, Qazi; Stewart, Iyala - In: Quality & Quantity: International Journal of Methodology 48 (2014) 2, pp. 887-898
According to the US EIA (<CitationRef CitationID="CR16">2009</CitationRef>, <ExternalRef> <RefSource>www.eia.doe.gov</RefSource> <RefTarget Address="http://www.eia.doe.gov" TargetType="URL"/> </ExternalRef>), out of the 15 largest oil producing nations in the world, 7 are not OPEC members, namely Brazil, Canada, China, Mexico, Norway, the Russian Federation, and the United States of America (USA). This paper investigates the causal relationship...</refsource></externalref></citationref>