NZD/USD

NZD (New Zealand dollar)
Currency unit of New Zealand, Niue, Cook Islands, Tokelau Islands and Pitcairn Island.
Issued by: Reserve Bank of New Zealand 
Price dynamics mainly depends on the interest rates of Reserve Bank of New Zealand, inflation and growth rates of the country. The currency has a strong correlation with a currency that is geographically adjacent to Australia.

USD (US dollar)
Currency unit of the United States of America, Salvador and Marshall Islands. The main world’s reserve currency.
Issued by: Federal Reserve System (Fed)
Price dynamics depends on the interest rates of Fed, inflation and growth rates of the USA.