"While Mugabe is in office, the economy is not going to recover. Mugabe is a liability to the national economy and his opponents know it," said Makumbe.
Dell said the collapsing economy has helped cause splits within the security services.
"The fact is that, over the last 27 years, the government there has ruled mostly by a combination of repression and patronage. As the economy evaporates from under the government, the ability to distribute largesse, to distribute patronage, disappears and the ability to support the security services disappears," said Dell.
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