There is a growing consensus in Ecological Economics that consumer preferences are neither fixed nor given, but rather endogenously determined by socio-economic and institutional factors. Hence, policy may promote green preferences directly. Yet any intervention in processes of preference...

We empirically evaluate two competing explanations about how the dispersion of income within social groups affects household spending on visible goods. Using South African household expenditure data, we find evidence that precisely the reverse of the effect predicted by Charles et al. (2009)...

We measure how different the shapes of Engel curves are across 59 commodity groups. The same analysis is carried out for their derivatives and variances. While Engel curves possess a relatively homogeneous shape, significantly more heterogeneity is present in derivatives and when particular...