Preregistration: robustness of the in-block race test for failed arbitrage transactions on Base (placebos, selection, Simpson decomposition, heterogeneity)

Preregistration (hypotheses, thresholds, sampling rule, primary analysis, sensitivities and falsification criteria) deposited before downloading any data from the sampled weeks. Deposited to fix its content and its date. sha256 of the preregistration file: aaa404a1311b3efaec1fd89628f3621f3a38867428c45d581ec47ef6f4438e38