Less rosily, the fact that so much of the deal ($7 billion) is financed by debt is a negative: borrowing that looks cheap today could double in price tomorrow.

• 不那么乐观的一个事实则是，这份协议很大一部分（70亿美元）是用债务进行融资的，这是个不利因素：现在看起来很便宜的借款明天价格就有可能翻番。