The novel mobile application csxPOI (short for: collabora-tive, semantic, and context-aware points-of-interest) enables its usersto collaboratively create, share, and modify semantic points of interest(POI). Semantic POIs describe geographic places with explicit semanticproperties of a...

Access to credit by micro, small and medium enterprises is key for growth and employment. However, it is hindered by information asymmetry. We investigated the effect of mobile telephony and social networks (group networks) on the probability of access to credit by Micro, Small and Medium...

Mobile phones have spread around the developing world at an amazing speed. Their proliferation has given rise to numerous mobile phone-enabled services (m-services) in the areas of health, education, agriculture and entertainment. However, to date many of these services are barely scratching the...

Cellular network is a fundamental technology for mobile phones, personal communication systems, wireless networking etc. This technology is developed for mobile phone to replace high power transmitter/receiver systems. It use very low power with a short range and higher rate of data...

Social interactions are considered pivotal to urban agglomeration forces. This study employs a unique dataset on mobile phone calls to examine how social interactions differ across cities and peripheral areas. We first show that geographical distance is highly detrimental to interpersonal...