The New Zealand dollar dipped below 83 US cents for the first time since February.
The fast food company will increase audits and video monitoring at its food suppliers.
Labour is not ruling out a Green Party plan to raise the minimum wage to $18 an hour.
The average price of a New Zealand hotel room has risen 7 per cent to $157 per night.
An engineer has been charged with fraudulently issuing fake invoices.
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