We analyze differences in consumption and wealth that arise because of different degrees of rationality of households. In particular, we use a standard New Keynesian model and let a certain fraction of households be fully rational while the other fraction possesses less cognitive ability. We...

The Phillips curve has been in the focus of many key debates in macroeconomics ever since Samuelson and Solow (1960) modified the original curve in linking the unemployment rate to the inflation rate. This essay analyzes the links of the modern discussion to the debates over time highlighting...