We study how estimators that are used to impute consumption in survey data are inconsistent due to measurement error in consumption. Previous research suggests instrumenting consumption to overcome this problem. We show that, if additional regressors are present, then instrumenting consumption...

Does higher income cause democracy? Accounting for the dynamic nature and high persistence of income and democracy, we find a statistically significant positive relation between income and democracy for a postwar period sample of up to 150 countries. Our results are robust across different...