@article{Abadie2020,
author = {Abadie, A. and Athey, S. and Imbens, G.W. and Wooldridge, J.M.},
title= {Sampling-based versus design-based uncertainty in regression analysis},
year = {2020},
doi = {10.3982/ECTA12675},
volume = {88},
number = {1},
pages = {265‒296},
}