Step 2: Simulate a bankportfolio by drawing randomly 500 loans for many (20,000) times.
第二步：通过随机抽取500笔贷款模拟一种银行贷款组合，重复多次(20,000)。
2
The bank has developed a leading portfolio of applications carefully managed to ensure both cost and capability efficiency.
银行已经开发了一个领先的得到谨慎管理的组合，以确保成本和功能的效率。
3
A bank with a very large portfolio of fixed-interest securities and derivatives, for example, would lose a bundle if interest rates went the wrong way.