There's uncertainty about what's next after today's OCR cut.

The Reserve Bank has slashed the Official Cash Rate 25 basis points to 3.5 percent, with most banks responding by cutting their advertised rates.

Economists are divided on how far rates will fall.

Westpac Chief Economist Kelly Eckhold says the global trading environment is changing by the day.

"There's no clarity, really, about the extent to which these tariffs are going to be in place, how countries are going to respond - and importantly, how this impacts on New Zealand as well."

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