New in Stata 18 All-new graph style RERI Heterogeneous DID Wild cluster bootstrap Lasso for Cox model Flexible demand systems Local projections for IRFs Bayesian model averaging Causal mediation analysis Group sequential designs Multilevel meta-analysis Meta-analysis for prevalence Alias variables across frames GOF plots for survival models Tables of descriptive statistics Robust inference for linear models TVCs with interval-censored Cox model ARIMA and ARFIMA model selection IV quantile regression IV fractional probit model Data Editor Do-file Editor New reporting features And More Get Started Today Order Stata 18