At this point, the costper user started to grow as we added the last 20 K users.
此时，当增加最后20 K用户时，每个用户的成本开始增加。
2
Portugal's cost of borrowing jumped to 7.18 per cent for 10-year debt, close to euro-era highs at one point before intervention by the ECB saw yields fall back to close at 7.01 per cent, traders said.
There are different methods of capital structure decision, common methods are cost of capital comparison method, earning per share indifference point method and enterprise value comparison method.