Gideon Gono, head of the central bank, created massive amounts of Zimbabwean dollars and placed expiration dates on the notes.

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Meanwhile, Mr Mugabe has unilaterally reappointed Gideon Gono, the central bank governor presiding over the world's highest inflation rate, for another five years.

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Mr. Gono hasn't publicly addressed the allegations, and in an email response to The Wall Street Journal, Mr. Gono declined to comment in detail.

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