In this note, we address several issues in the Fowler and Christakis (FC) comment on our JHE paper (CCF). This type of situation is conducive to vigorous academic debate - and we appreciate a number of the points that FC raise about our study. Several points are potentially valid and could...

In this paper, we investigate the impact of peers on own outcomes where all agents embedded in a network choose more than one activity. We develop a simple network model that illustrates these issues. We differentiate between the ‘seemingly unrelated’ simultaneous equations model where...