For more than a century, De Beers was synonymous with diamonds. The company that once controlled nearly 90 percent of the world’s rough diamond trade built an empire on scarcity, marketing and unrivalled influence over the global gemstone market. Its famous slogan, “A Diamond...

Panic is spreading among Botswana’s public servants after many claimed their monthly pension contributions have mysteriously declined. The development has triggered fears that retirement savings are shrinking at a time when the country’s fragile economy is already forcing some teachers to consider early retirement. The...