Inequality among countries

Inequality among countries - Inequality among countries...

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Inequality among countries – weighted vs. unweighted measures 1. Definition--The claim that inequality is decreasing can be true or false depending on the type of measure. In weighted measures, inequality appears to be decreasing because populous countries like China and India are becoming richer. In unweighted measures, inequality is increasing in that income differences between individuals in poor and rich countries is growing. Different measures lead to different conclusions, and it is important to choose the appropriate measure for the comparison we want to make (for example, within or across countries). Causal effect 1. Definition--Causal effect is the difference in results of one event happening versus not happening. This is the potential outcomes definition. Causal effects tell us whether programs or interventions work. For example, they let us examine whether an incentive makes teachers show up and teach. The fundamental problem of causal effects is that the factual and counter-factual can NEVER occur at the same time. For example, we
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Inequality among countries - Inequality among countries...

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