Banks trade New Zealand currency for the currency of other countries. Foreign exchange dealers work full-time on such trading, which can allow substantial profits even on very small margins because of the high turnover. This dealer was working at the National Bank in 1987.
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Permission of the Alexander Turnbull Library, National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.