Miguel Herrera Miguel Herrera is a Senior Investment Officer at Accion’s Frontier Investments Group and a Director on Tiaxa’s board. By Miguel Herrera Blog15 September 2014 Leveraging Mobile Phone Data: Tiaxa’s Balance Advance Tiaxa's balance advance service is making 50 million advances each month to prepaid mobile subscribers - generally at no extra cost to the end user. How does it work? Big data plays a part.
