@article{Kohler2000, author = {Kohler, H.-P. and Behrman, J.R. and Watkins, S.C.}, title= {Empirical Assessments of Social Networks, Fertility and Family Planning Programs: Nonlinearities and their Implications}, year = {2000}, doi = {10.4054/DemRes.2000.3.7 }, journal = {Demographic Research}, volume = {3}, number = {7}, }