Kuznets (Am Econ Rev 5: 1–28, 1955) by using the methodology proposed by Kejriwal and
Perron (J Econ 146: 59–73, 2008, J Bus Econ Stat 28: 503–522, 2010) and applying
Jaunky's (Energy Policy 39 (3): 1228–1240, 2011) specification using quarterly data from
1973: 1 to 2015: 2. We also allow different behaviors across time and identify it by economic
sectors. Our results show the existence of the environmental Kuznets curve (EKC) in the …