A broad but brief survey of the literature on remittances and growth shows that indirect effects are only included via interaction terms. Then, we regress data for migration, worker remittances, savings, investment, tax revenues, public expenditure on education, interest rates, literacy, labor...

The sign of worker remittances in growth regressions is heavily disputed in the literature. Comparing two growth regressions with different signs for the remittance variable we show that collinearity with the lagged dependent variable might indicate that collinearity should be investigated...