Comparar métodos
Revisa los métodos seleccionados uno junto a otro; las filas que difieren aparecen resaltadas.
| Emparejamiento Exacto Coarsened Bayesiano× | Coarsened Exact Matching (CEM)× | |
|---|---|---|
| Campo | Inferencia causal | Inferencia causal |
| Familia | Regression model | Regression model |
| Año de origen | 2011-2012 | 2011-2012 |
| Autor original≠ | Iacus, King & Porro (CEM framework, 2012); Bayesian extensions by Hill and subsequent authors | Iacus, King, & Porro |
| Tipo≠ | Quasi-experimental matching with Bayesian inference | Matching / causal inference |
| Fuente seminal | Iacus, S. M., King, G., & Porro, G. (2012). Causal Inference without Balance Checking: Coarsened Exact Matching. Political Analysis, 20(1), 1-24. DOI ↗ | Iacus, S. M., King, G., & Porro, G. (2012). Causal Inference without Balance Checking: Coarsened Exact Matching. Political Analysis, 20(1), 1-24. DOI ↗ |
| Alias | Bayesian CEM, BCEM, Bayesian monotonic imbalance bounding matching | CEM, coarsened matching, monotonic imbalance bounding matching |
| Relacionados | 6 | 6 |
| Resumen≠ | Bayesian Coarsened Exact Matching (Bayesian CEM) combines the coarsening-and-exact-matching framework of Iacus, King, and Porro with Bayesian posterior inference. Covariates are discretised into coarser bins so that treated and control units can be matched exactly within those bins, and Bayesian priors are then placed on the treatment-effect parameters to produce full posterior distributions over the causal estimand rather than a single point estimate. | Coarsened Exact Matching is a preprocessing method that achieves covariate balance by temporarily coarsening continuous variables into bins, exactly matching treated and control units within those bins, and then discarding all unmatched units. Introduced by Iacus, King, and Porro (2011, 2012), it bounds imbalance on each covariate independently, yielding a matched sample on which any estimator can be applied without relying on a propensity score model. |
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