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both economic theory and mathematical formalism indicate that sampling and reporting biases are more plausible explanations …
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considered and re-estimated using a bivariate selectivity model. Our analysis suggests that sample selection bias could … sample selectivity. But the results obtained by Barro and Mauro are robust to sample selection bias …
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In multiple regressions, explanatory variables with simple correlation coefficients with the dependent variable below 0.1 in absolute value (such as aid with economic growth) may have very large and statistically significant estimated parameters which are unfortunately "outliers driven" and...
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