Art price indexes typically rely on heavily biased samples for several reasons. A refined hedonic index is developed which explicitly addresses such concerns. An empirical illustration is then provided for Symbolist paintings appearing at auctions between 1990 and 2001.

This paper uses detailed survey data to show no evidence of an Environmental Kuznets Curve (EKC) for household transport emissions. The evidence shows that richer households still do not choose to internalize the social cost of polluting by vehicle emissions.