Yamabe, T., Lehdonvirta, V., Ito, H., Soma, H., Kimura, H., & Nakajima, T. (2010) Activity-Based Micro-pricing: Realizing Sustainable Behavior Changes through Economic Incentives. In: T. Ploug, P. Hasle and H. Oinas-Kukkonen (eds), Proceedings of the 5th International Conference on Persuasive Technology (Persuasive 2010), Copenhagen, Denmark, June 7-10 (LNCS 6137). Berlin: Springer, pp. 193-204. [acceptance rate 31%]