We’ve developed a draft model of M-Pesa’s growth, which helps explain why other developing country m-money initiatives have not grown so fast.
If you have suggestions about how the model should be modified, please let us have them, as this is a work in progress: http://ict4dblog.wordpress.com/2012/11/24/why-m-pesa-outperforms-other-developing-country-mobile-money-schemes/
Richard Heeks
Director, Centre for Development Informatics
University of Manchester, UK
http://www.manchester.ac.uk/cdi