StataNow Update July 2026

StataNow 19.5: New Feature Highlights We are pleased to present the latest features of StataNow 19.5. 1) Difference-in-Differences with switching treatmentsWith the new xtswitchdid command, difference-in-differences analyses can be performed for panel data with multiple treatment levels as well as groups that switch between different treatment states. The method allows for investigating how a result…

StataNow Update June 2026

We are pleased to introduce the new features of StataNow 19.5. 1) Financial Statistics SuiteWith the new Financial Statistics Suite, StataNow expands its capabilities for analyzing financial data. The new commands fin, finreturns, finportfolio, finsummarize, finvalrisk and finregress support core tasks in financial econometrics—from calculating returns and portfolio optimization to estimating asset pricing and time-series…

StataNow Update January 2026

We are pleased to introduce the new features of StataNow 19.5. 1) Psychometric Meta-Analysis With the new meta psycorr command, Stata now supports psychometric meta-analyses for correlations while accounting for measurement errors. Corrections for direct and indirect range restriction, dichotomization, and small-sample bias are integrated. The analysis can be seamlessly continued with the existing meta-suite,…

StataNow Update November 2025

We are pleased to introduce the new features of StataNow 19.5. 1) Import data from Parquet filesThe new import parquet command reads Apache Parquet files and converts them into a Stata dataset. Most Parquet data types and compression methods are supported. You can also import only specific columns or rows. This feature is particularly useful…

StataNow Update September 2025

We are pleased to introduce the new features of StataNow 19.5. 1) Execute Selected Lines in the Do-file EditorIn the Do-file Editor, multiple selected lines can now be executed directly. After execution, the cursor automatically jumps to the next executable code line or block, skipping comments or blank lines.Learn more: https://www.stata.com/new-in-stata/features/#selected_lines 2) Local Backups of…

StataNow Update May 2025

New in StataNow 19.5: Power Analysis for Logistic Regression With the update from May 21, 2025, we are pleased to introduce the first new highlight in StataNow 19.5: power analysis for logistic regression. This powerful feature supports researchers in making informed decisions about study design and sample size—without wasting unnecessary resources. What’s New? Whether it…

StataNow Update February 2025

StataNow expands its functionalities with further enhancements in the February 26 update.Machine learning via H2OWith the new h2oml command collection, you can use machine learning via H2O to gain insights from data when classical statistical models reach their limits. Use ensemble decision trees such as Gradient Boosting Machine (GBM) or Random Forest for classification and…

StataNow Update December 2024

StataNow expands its functionalities with the December 18 update, adding further new features. Multiple-event interval-censored Cox modelWith the new command stmgintcox, marginal proportional hazards models for interval-censored data with multiple events can be estimated. The command supports data with both single and multiple records per event and allows the use of time-dependent covariates for all…