Many consumers below the top of the distribution of a representative population by cognitive abilities barely react to monetary and fiscal policies that aim to stimulate consumption and borrowing, even when they are financially unconstrained and despite substantial debt capacity. Differences in...

Forecast errors for inflation decline monotonically with both verbal and quantitative IQ in a large and representative male population. Within individuals, inflation expectations and perceptions are autocorrelated only for men above the median by IQ (high-IQ men). High-IQ men's forecast...