variable interest rate

Rock-bottom interest rates are a blessing for homeowners paying variable rate mortgage deals.

低位利率对于需要还房贷的房屋拥有者来说是一件天大的好事.

According to the current theory, time is considered as the major variable while interest rate has been supposed as constant which, however is uncomplying with the realistic society economy system.

在现行资金时间价值理论中，时间被视为主要变量，而利息率则被假设为常数，这种处理方式与现实社会经济系统是不符合的。

But the two kinds of theories have some communications with each other, for example, they both say mar-ket interest rate is decided by loan capital, they both say interest rate has function of economic variable.

但两种理论在市场利率由借贷资金决定和调节，利率具有经济变量功能等方面，又具有某些相通之处。

The interest rates on variable rate credit cards will drop.

各种信用卡收取的利率将会下降.