It is illegal to uproot coffee. But nowadays in the farmsteads of Murang'a district, at the heart of the coffee producing belt of Central Kenya, one can see many crops other than coffee growing between the coffee bushes, while coffee itself remains untended. In particular, the dark green with...

M-PESA is a small-value electronic payment and store of value system that is accessible from ordinary mobile phones. It has seen exceptional growth since its introduction by mobile phone operator Safaricom in Kenya in March 2007: it has already been adopted by 14 million customers (corresponding...

Across the world mobile money schemes are being launched. In such schemes financial service providers interact with clients via mobile phones or other mobile devices such as tablets. Service offerings include payments and saving as well as basic insurance products and sometimes credit based on...