The era of energy interdependencies between Russia and the European Union (EU) is at an end. This paper advances a … relations with Russia. Previous energy security scholarship perceived interdependency as a measurable source of energy security …. Since the start of Russia's 2022 war with Ukraine, energy geopolitics has changed, making hard power relevant to Europe …

that can pave the way for energy efficiency and sustainable economic development. However, the economic and environmental … economic development and energy efficiency in China over the period 2000 to 2019. Recently introduced QARDL estimation … ranges, while it contributes to enhanced energy efficiency at higher quantiles only. According to the findings, the sharing …