Zambia sees higher economic growth on improved power supply

By Olivia Kumwenda-Mtambo CAPE TOWN (Reuters) - Zambia's economy is expected to expand by 3.7 percent this year, largely stable from last year but could grow more than four percent in 2017, the deputy finance minister said on Wednesday. An electricity shortage in Africa's no.2 copper producer has stunted the mining sector, while weaker copper prices due to slower growth in top consumer China have put pressure on Zambia's economy and its currency. "Stabilising power supply, especially to the mine