Ioannis Caragiannis Christos Kaklamanis Panagiotis Kanellopoulos Improving the Efficiency of Load Balancing Games through Taxes. 374-385 2008 WINE http://dx.doi.org/10.1007/978-3-540-92185-1_43 conf/wine/2008 db/conf/wine/wine2008.html#CaragiannisKK08