How heterodox are ecological economists and how ecological are heterodox economists? How do both differ, if at all, from neoclassical economists when addressing environmental problems? In 2009 we probed such questions by conducting an international survey at economic conferences on the...

A psychological interpretation of willingness to pay (WTP) bids arising from the Contingent Valuation Method (CVM) claims they represent a general contribution towards environmental causes rather than a personal economic valuation. Yet the evidence supporting this contribution model has been...

The Value-Belief-Norm model assumes that egoistic, social-altruistic and biospheric value orientations causally influence how people cognitively structure beliefs regarding adverse environmental consequences. Empirical studies have administered the Awareness of Consequences (AC) scale to...

Contingent valuation has been given a psychological interpretation, by Kahneman and colleagues, that claims willingness to pay bids represent psychological attitudes rather than personal economic valuations. Evidence reported here shows the need to qualify the role of this attitudinal...