| 1. | "There's a natural experiment that goes on in every culture, every day.
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| 2. | Some authors distinguish between a natural experiment and a " quasi-experiment ".
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| 3. | *What you are looking for is a specific type of Natural experiment.
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| 4. | A natural experiment reveals the prevalence of one kind of unwarranted optimism.
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| 5. | Variants of the subject outside such formal confines include natural and quasi-natural experiments.
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| 6. | Therefore, this exposure has been recognized as being a natural experiment.
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| 7. | American economic history since World War II also provides a natural experiment about taxation.
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| 8. | "Natural experiments " are a different type of quasi experiment design used by researchers.
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| 9. | Econometricians often seek illuminating natural experiments in the absence of evidence from controlled experiments.
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| 10. | Thus, the observations of postglacial rebound provide a natural experiment to measure mantle rheology.
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