compute.spatt
implements the method of Abadie (2005); this is
computed automatically in several other methods in the qte package
but this function provides a standalone result when quantiles are not
wanted/needed.
compute.ddid2
uses two periods of data (repeated cross sections
or panel) to estimate the Quantile Treatment Effect on the Treated (QTET)
compute.spatt(qp)
QTE object
QTEparams object containing the parameters passed to ciqte