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statar (version 0.2)
Tools Inspired by Stata to Manipulate Tabular Data
Description
Tools inspired by Stata for tabular datasets. It
includes a set of functions to summarize and tabulate datasets, to join
datasets using an SQL-syntax, to manipulate datasets with a panel structure
(elapsed dates, lead/lag, rolling functions, fill in missing values based
on previous dates, add rows for missing dates).