Ecological Economics · 2006 · 182 citations · 33 references
Social SciencesEconomicsEconometricsEnvironmental EconomicsNonparametric EconometricsSpatial EconometricsTime Series EconometricsEconometric IdentificationEnvironmental Demand FunctionsEnvironmental Kuznets Curve
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Testing for unit roots in heterogeneous panels
Kyung So Im, M. Hashem Pesaran, Yongcheol Shin · Journal of Econometrics · 2003 · 15K citations · Full text