Competing for influence in networks through strategic targeting / Margherita Comola (RITM, Paris School of Economics and IZA), Agnieszka Rusinowska (CES, CNRS - University Paris 1 Panthéon-Sorbonne and Paris School of Economics), Marie Claire Villeval (CNRS, Université Lumiére Lyon 2 and IZA) ; IZA Institute of Labor Economics