McKinsey’s iGDP measures the internet’s contribution to an economy as a percentage of GDP. In 2012, Africa’s iGDP was estimated to be more than US$18 billion (1.1% of Africa’s GDP) and estimated to increase by 1567% to US$300 billion (10% of Africa’s GDP) by 2025. This assumes that the internet’s impact will be at levels similar to mobile phones. A more cautious baseline projection has Africa’s iGDP rising to between 5% and 6% of Africa’s GDP, which is at par with today’s leading tech-driven economies such as Sweden (6.4%) and Taiwan (5.4%).  Read more here…