问

问题如下：

A function of the financial system is to:

选项：

A.

prevent traders from speculating on information.

B.

equate aggregate savings with aggregate borrowings.

C.

restrict companies from spending money they do not have.

解释：

B is correct because “the main functions of the financial system are to facilitate: … the discovery of the rates of return that equate aggregate savings with aggregate borrowings.” “Economists call this rate the equilibrium interest rate. It is the price for moving money through time. Determining this rate is one of the most important functions of the financial system.”