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-base for informing policymaking, given that an insistence on RCTs generates selection bias in what gets evaluated. Going …
Persistent link: https://www.econbiz.de/10013292580
-base for informing policymaking, given that an insistence on RCTs generates selection bias in what gets evaluated. Going …
Persistent link: https://www.econbiz.de/10012481409
Persistent link: https://www.econbiz.de/10012264411
When economists analyze a well-conducted RCT or natural experiment and find a statistically significant effect, they conclude the null of no effect is unlikely to be true. But how frequently is this conclusion warranted? The answer depends on the proportion of tested nulls that are true and the...
Persistent link: https://www.econbiz.de/10014372423
This paper studies inference in randomized controlled trials with multiple treatments, where treatment status is determined according to a "matched tuples" design. If there are |D| possible treatments, then by a matched tuples design, we mean an experimental design where units are sampled i.i.d....
Persistent link: https://www.econbiz.de/10015053066
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treatments are conditionally randomly assigned and the controls are sufficiently flexible to avoid omitted variables bias … treatments. Thus, recent concerns about heterogeneity-induced bias in regressions leveraging potential outcome restrictions (e … contamination bias and propose a new class of efficient estimators of weighted average effects that avoid bias. In a re-analysis of …
Persistent link: https://www.econbiz.de/10013334327
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