Energy Policy · 2017 · 51 citations · 44 references
Social SciencesEconomicsNatural Resource EconomicsCommodity MarketsInternational EconomicsInternational TradeGlobal TradeImport CompetitionInternational Commodity TradeOil EconomicsTrade LiberalizationTrade PolicyCommodity Trade PatternsCrude Oil MarketsImport GeographyOil Trade FlowsPatternsTrade Flows AnalysisTrade Pattern Shifts
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Testing for unit roots in heterogeneous panels
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Unit root tests for panel data
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