New Delhi, Sept. 8 -- Herminio Guambe used to cut hair in a tiny barbershop with no electricity in his village outside Mozambique's capital. The arrival of power changed everything.

The 48-year-old now uses hair dryers. The village pharmacy stocks vital medicines requiring refrigeration. More jobs were created as trading and transport picked up.

"These are the kinds of businesses that drive economies," World Bank President Ajay Banga said in an interview with The Associated Press during a July visit to tour electrification projects and meet entrepreneurs like Guambe. "Electricity isn't just light, it's a chance."

Mozambique has won World Bank backing for the $6 billion Mphanda Nkuwa hydroelectric plant, southern Africa's biggest such p...