✔ 最佳答案
AUD and NZD have a higher interest rate because :
1. their business is too good, cause inflation
government need to hold the growth rate under control,
and to keep a reasonable inflation.
2. US market is weak, so, US has to cut interest rate to stimulate economy.
Then, AUD and NZD are "RELATIVELY" have a much higher interest
rate than US$.
RISK :
1. Currency Exchange Rate Risk
2. Commodity Price eg. Copper, Iron, etc.. price drop in the market,
Now, commodity are very expensive now.