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Weights are a staple of empirical work, yet analytic weights (aweights) often suffer from a bit of an identity crisis. They are often misunderstood as a “one-size-fits-all” solution for data that feel weighted or misapplied as a substitute for sampling weights (pweights) when researchers want to adjust for population representation. In this post, we want […]
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More new features are available in StataNow. Update your copy of StataNow to try out the latest additions. Difference in differences with switching treatments for panel data. With the new xtswitchdid command, you can estimate event-study treatment effects for panel data using the method of de Chaisemartin and D’Haultfœuille (2026). This heterogeneous difference-in-differences...