MatchItSE (version 1.0)

lechner_se: Lechner's Standard Error for the ATT

Description

Calculates the Standard Error for the Average Treatment Effect with Lechner's method.

Usage

lechner_se(obj, Y)

Arguments

obj

MatchIt Object

Y

Response Vector

Value

SE for the ATT of Y

References

Lechner, M. (2001). Identification and estimation of causal effects of multiple treatments under the conditional indepence assumption. In M. Lechner & F. Pfeiffer (Eds.), Econometric Evaluation of Labour Market Policies (pp. 43-58). Physica-Verlag: Heidelberg.

Examples

## Not run: 
#   library(MatchIt)
#   data("lalonde")
#   m.out  <- matchit(treat ~ educ + black, data = lalonde)
#   att(obj = m.out, Y = lalonde$re78)
#   lechner_se(obj = m.out, Y = lalonde$re78)
# ## End(Not run)