By Newsbreak Producer Tashlan Naidoo - Economists believe that despite the appreciation made by the rand over the recent past, it is still an undervalued currency. Last week, the rand dropped to below 16-rand to the US dollar for the first time in almost four years. Dawie Roodt says while there are several factors influencing the rand - including geo-political issues, there could be many positives over this year - but it will be a tight rope to walk. Roodt says South Africa is becoming more attractive to foreign investment due to its inflation outlook...