Inequality Aversion and Efficiency with Ordinal and Cardinal Social Preferences – An Experimental Study

2009 ◽  
Author(s):  
Dorothea K. Herreiner ◽  
Clemens Puppe
Author(s):  
Luciana Echazu ◽  
Diego Nocetti ◽  
William T. Smith

Abstract How should changes in environmental quality occurring in the future be discounted? To answer this question we consider a model of “ecological discounting”, where the representative consumer has a utility function defined over two attributes, consumption and environmental quality, which evolve stochastically over time. We characterize the determinants of the social discount rate and its behavior over time using a preference structure that disentangles attitudes towards intertemporal inequality, attitudes towards risk, and tastes over consumption and environmental quality. We show that the degree of substitutability between consumption and environmental quality, the degree of risk aversion, the degree of inequality aversion, and the rate at which these attitudes change as natural and man-made resources evolve over time are all important aspects of the ecological discount rate and its term structure. Our analysis suggests that over medium and long term horizons the ecological discount rate should be below the rate of time preference, supporting recent proposals for immediate action towards climate change mitigation.


2011 ◽  
Author(s):  
Sigbjørn Birkeland ◽  
Alexander W. Cappelen ◽  
Erik Sorensen ◽  
Bertil Tungodden

2012 ◽  
Vol 18 (1) ◽  
pp. 135-160 ◽  
Author(s):  
Linda Kamas ◽  
Anne Preston

2009 ◽  
Vol 53 (4) ◽  
pp. 385-400 ◽  
Author(s):  
Stefan Traub ◽  
Christian Seidl ◽  
Ulrich Schmidt

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