By assuming that capital markets worked perfectly , macroeconomists were largely able to ignore the economy 's financial plumbing .
由于宏观经济学家已经假定资本市场运作顺畅,因此他们就很容易忽略经济的融资管道问题了。
And like other plumbing problems , this could have severe consequences , because when banks pay more to borrow they pass the cost on to consumers and companies .