The paper derives a nonlinear error-correction model (ECM) for consumption and shows that existing models that are based on quadratic utility, combine permanent income and current-income consumption, and nest (or could nest) the hypothesis of substitutability between private consumption and...

The paper extends the constant-relative-risk-aversion model by endogenizing the Arrow-Pratt coefficient of relative risk aversion. The empirical application treats this coefficient as a linear function of the rate of growth of real government expenditure per worker and estimates a Euler equation...