Replication data for: A Statistical Method for Empirical Testing of Competing Theories
Harvard Dataverse (Africa Rice Center, Bioversity International, CCAFS, CIAT, IFPRI, IRRI and WorldFish)
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Title |
Replication data for: A Statistical Method for Empirical Testing of Competing Theories
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Identifier |
https://doi.org/10.7910/DVN/9BCWKN
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Creator |
Kosuke Imai
Dustin Tingley |
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Publisher |
Harvard Dataverse
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Description |
Empirical testing of competing theories lies at the heart of social science research. We demonstrate that a well-known class of statistical models, called finite mixture models, provides an effective way of rival theory testing. In the proposed framework, each observation is assumed to be generated from a statistical model implied by one of the competing theories or more generally from a weighted combination of multiple statistical models under consideration. Researchers can then estimate the probability that a specific observation is consistent with either of the competing theories. By directly modeling this probability with covariates, one can also determine the conditions under which a particular theory applies. We discuss a principled way to identify a list of observations that are statistically significantly consistent with each theory. Finally, we propose several measures of the overall performance of each rival theory. We illustrate the advantages of our method through empirical and simulation studies.
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Subject |
finite mixture models, theory testing, non-nested model selection
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Date |
2011
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