“…For example, Ligthart and van der Ploeg (1994), den Butter and Hofkes (1995) and Nielsen, Pedersen, and Sørensen (1995) assume that consumption and pollution are set to be time separable in a household's utility, so that a negative linkage between environmental consciousness and the economic growth rate is established. Running counter to the preceding viewpoint, some studies, e.g., Elbasha and Roe (1996), Huang and Cai (1994), Shieh, Lai, and Chen (2001), Itaya (2008), Chen, Shieh, Chang, and Lai (2009) and Chu and Lai (2014) also include pollution as a disutility in a multiplicative utility function of economic agents to capture the amenity effect of a clean environment. They find International Review of Economics and Finance 34 (2014) 151-160 ☆ The authors would like to thank Been-lon Chen, Hsun Chu, and the seminar participants at National Sun Yat-Sen University and National Chung Cheng University for their helpful comments and suggestions.…”