Zambians vote Thursday in a closely watched presidential election that will test whether recent economic gains can offset frustration over the high cost of living in one of Africa's most stable democracies.

With Zambia’s presidential election just days away, residents of the capital Lusaka are hoping Thursday’s vote will bring meaningful change.

Three days before Zambia’s presidential election, the campaign is entering its decisive phase. Incumbent President Hakainde Hichilema is defending his economic record against his…