“…There is also a large body of literature which studies asymmetry in areas outside of transportation fuel demand. On the energy demand side, these include demand for petroleum products (Asali 2011, Dargay and Gately 1995, Broadstock et al 2011, residential energy (Haas and Schipper 1998), industrial energy (Adeyemi and Hunt 2007), total energy (Dargay 1992, Adeyemi et al 2010. On the travel demand side, the examples include Gately (1992), Dargay (2001), Greene (2012) and Hymel and Small (2015) for car travel or Wadud (2014Wadud ( , 2015 for air travel; yet Frondel and Vance 2011use household data to find travel demand in Germany was reversible with respect to prices.…”