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Stata 19 Brings New Machine-Learning and Research Workflows

Released in April 2025, Stata 19 added H2O-based machine learning, causal-analysis tools, high-dimensional fixed effects, and improvements to coding and reporting.

StataCorp released Stata 19 in April 2025, bringing new statistical methods and workflow improvements to its research software.

Highlights for researchers

The announcement lists machine learning through H2O, conditional average treatment effects, high-dimensional fixed effects, and panel-data vector autoregression among the additions. It also highlights Do-file Editor enhancements, graphics updates, and improvements to tables and exports.

These features span several types of research rather than a single discipline. Users can review the official feature descriptions to determine which additions are relevant to their existing analytical workflows.

Official sources

StataCorp announcement — Stata 19

StataCorp release history — April 2025