The package rdrobust implements estimation, inference, and graphical procedures for Regression Discontinuity (RD) designs using local polynomial methods.

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With automated proof-checkers, a problem can be broken up into small chunks, solved bit-by-bit, then reassembled with ...

Need some help with the NYT Pips today? Unlike the other NYT Games, Pips is one of the few that focuses on numbers and logical placement. No worries, though, we've got you covered. Below, we've ...