...Strong Market Position: Telefonica Moviles Chile S.A. (Movistar) (TMCH), with a 34.3% subscriber market share as of March 2016, is one of the two largest mobile operators in Chile, along with Empresa Nacional de Telecomunicationes S.A. (ENTEL). Its high capex to bolster network competitiveness bodes well for its mobile data growth strategy, which still has ample room for growth, given the 33% mobile Internet penetration of its subscriber base. The company is also estimated to have Chile's largest mobile Internet market share, at 34%. Mobile Internet Drives Growth: Growth in mobile Internet services should help offset contraction in voice revenues over the medium term, caused by high competition and the falling prepaid subscriber base, which declined by 32% at June 30, 2016 from a year earlier. A solid 15% growth in high average revenue per user (ARPU) post-paid data users helped achieve 2.5% mobile Internet revenue growth; its share of total sales improved to 37% at June 30, 2016 from 11%...