AR_test                 Anderson Rubin Test
eff_F                   Effective F
gsz                     Data from GSZ (2016)
gsz_south               Data from GSZ (2016): Subsample
ivDiag                  Omnibus Function for IV Estimation and
                        Diagnostics
ivDiag-package          IV Estimation and Diagnostics
ltz                     Local-to-Zero Test
plot_coef               Plot OLS and IV Coefficents
plot_ltz                Visualizing Local-to-Zero Adjustment
rueda                   Data from Rueda (2017)
tF                      Valid t-Ratio Procedure
