Nikolaos Laoutaris Laura J. Poplawski Rajmohan Rajaraman Ravi Sundaram Shang-Hua Teng Bounded Budget Connection (BBC) Games or How to make friends and influence people, on a budget http://arxiv.org/abs/0806.1727 2008 CoRR abs/0806.1727 db/journals/corr/corr0806.html#abs-0806-1727 informal publication