@techreport{Behrman2001, author = {Behrman, J.R. and Kohler, H-P. and Watkins, S.C.}, title= {How can we measure the causal effects of social networks using observational data? Evidence from the diffusion of family planning and AIDS worries in South Nyanza District, Kenya}, year = {2001}, publisher = {Max Planck Institute for Demographic Research}, address = {Rostock}, number = {MPIDR Working Papers; WP-2001-022}, }