california_cigarette    Per-Capita Cigarette Consumption by U.S. State,
                        1970-2000
generate_test_data      Generate simulated data for testing
plot.scm_spillover      Plot method for scm_spillover objects
plot_all                Generate all plots for SCM analysis
plot_effects            Plot treatment effects only
print.scm_spillover     Print method for scm_spillover objects
qplot_all               Quick plot all three main plots in sequence
qplot_ci                Quick plot with confidence intervals only
qplot_compare           Quick plot for method comparison (Spillover vs
                        Vanilla)
qplot_effects           Quick plot for treatment effects with
                        confidence intervals
qplot_point             Quick plot without confidence intervals
qplot_series            Quick plot for actual vs synthetic control time
                        series
run_scm_spillover       Run Complete SCM Analysis with Spillover
                        Effects
safe_solve              Safe matrix inversion with regularization
save_all_plots          Save all plots to files
scm                     Basic SCM function for single unit
scm_batch               Batch SCM for all units
sp_andrews_spillover    Test for spillover effects
sp_andrews_te           Andrews test for treatment effects
sp_estimation           Spillover-adjusted SCM estimation
summary.scm_spillover   Summary method for scm_spillover objects
vanilla_scm             Standard SCM without spillovers
