We present the first meta-analysis of the income elasticity of water demand that accounts for the effects of …

A number of studies have estimated the income elasticity of health care expenditure to identify whether health care is …

environmental externality such as carbon emissions, and I assume a high income elasticity of demand for environmental quality. I …

cyclicality of the income elasticity of trade. This property implies that when real GDP growth is positive but below its long …-run trend, then the income elasticity of trade is also below its own long-run trend. Therefore, when real GDP growth turns out … to be weaker than expected, the forecast error on trade volumes is amplified by the fact that the income elasticity of …