The sudden freeze threatens the stability of an economy built on US dollars.
National laws aimed at redressing colonial imbalances reserve retail sectors, like that of brickmaking, for locals. But companies with outside investment, particularly from China, routinely flout the rules.
While supporters say M23 is fostering development, others see the armed group laying groundwork for a permanent occupation.
Examine the forces that shape business, innovation and policy around the world.
Photo by Linda Mujuru, GPJ Zimbabwe
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