“…The studies include those that have investigated drivers of innovation (Barata & Fontainha, 2017;Río, Romero-Jordán, & Peñasco, 2017) and economic growth (Škare, 2011;Snieska & Valodkiene, 2015;Zeng, Xie, & Tam, 2010), the simultaneous relationships between variables like economic growth and others such as public transportation (DuffyDeno & Eberts, 1991;Eisner, 1991;Garcia-Milà & McGuire, 1992;Moomaw, Mullen, & Williams, 1995), and carbon emissions as evidenced by the continuing increase in carbon emissions alongside economic growth despite the increasing number of environmentally friendly innovations (de Bruyn, van den Bergh, & Opschoor, 1998;Mugableh, 2013; Narayan, P. K. & Narayan, S., 2010;Tucker, 1995). Reverse causality has been observed in the transportation sector and economic output (e.g.…”