The downside is that it costs a lot of money and the infrastructure involves serious resources.

坏处在于其成本太过高昂，并且构筑其基础结构需要消耗大量材料。

youdao

Of these, only the last - an increase of the personal allowance - affects the majority of taxpayers and potentially involves a lot of money.

BBC: Budget 2012: A big debate about small numbers

Maybe because it involves a lot of money, a lot of health care costs in order to screen, but to my mind that's what health care dollars are for.

CNN: After the mammogram storm, what should women do?