This function estimates AUPEC. The details of the methods for this design are given in Imai and Li (2019).
AUPEC(T, tau, Y)
The unit-level binary treatment receipt variable.
The unit-level continuous score for treatment assignment. We assume those that have tau<0 should not have treatment. Conditional Average Treatment Effect is one possible measure.
The outcome variable of interest.
A list that contains the following items:
The estimated Area Under Prescription Evaluation Curve
The estimated standard deviation of AUPEC.
Imai and Li (2019). “Experimental Evaluation of Individualized Treatment Rules”,