Mankiw, Romer and Weil [1992] found that, by adding a measure of school enrolment to capital and labour, a cross-country regression displays income convergence. However, their assumption that this derives from an augmented Solow model requires implausible differences in educational productivity...

Mankiw, Romer and Weil [1992] found that, by adding a measure of school enrolment to capital and labour, a cross-country regression displays income convergence. However, their assumption that this derives from an augmented Solow model requires implausible differences in educational productivity...