Analyze 35 years of global primary energy consumption (GJ/capita) vs economic activity (PPP constant $), test elasticities, and simulate efficiency decoupling.
Log-Log Slope0.84Elasticity (d log E / d log Y)
Correlation R²0.890Power-law goodness of fit
US Energy Intensity4.31 GJPer $1,000 GDP output (2022)
Decoupling StatusRelative DecouplingGrowth with declining intensity