Prof.  Rohan Samarajiva discuss about Reducing roaming rates in South Asian regional in his article Regional Roaming for the Choices column in Lanka Business Online.

In 2006, Zain Africa took a step that led to the abolition of roaming charges and made a significant contribution to economic integration of the East African region. They did more for making the East African Community real than several meetings of government leaders and officials combined

The Article can be found here