@article{Kravdal2003,
author = {Kravdal, Ø.},
title= {The problematic estimation of “imitation effects” in multilevel models},
year = {2003},
doi = {10.4054/DemRes.2003.9.2},
journal = {Demographic Research},
volume = {9},
number = {2},
pages = {25--40},
}