Crime2009               State crime rates and socioeconomic indicators,
                        2009
Hprice                  Boston-area home prices, 1990
PublicSchools           Public school expenditure and income by U.S.
                        jurisdiction
PublicSchools2          Public school expenditure, income, and region
                        by U.S. jurisdiction
boot_pairs              Pairs bootstrap standard errors and confidence
                        intervals
coef.hcinfer            Extract model coefficients from an hcinfer
                        object
confint.hcinfer         Confidence intervals for hcinfer objects
hc_methods              Available heteroskedasticity-consistent
                        estimators
hcinfer                 Heteroskedasticity-consistent Wald inference
hcinfer_boot-methods    Extract components from a pairs bootstrap
                        object
plot.hcinfer            Plot robust confidence intervals
plot.hcinfer_boot       Plot pairs bootstrap confidence intervals
plot.hcinfer_vcov       Plot HC adjustment factors against leverages
print.hcinfer           Print hcinfer objects
print.hcinfer_vcov      Print hcinfer covariance objects
summary.hcinfer         Summarize heteroskedasticity-consistent
                        inference
summary.hcinfer_vcov    Summarize heteroskedasticity-consistent
                        covariance objects
tests                   Extract coefficient test results
vcov.hcinfer            Extract robust covariance matrices
vcov_hc                 Heteroskedasticity-consistent covariance
                        estimator
