Every time you do one of these things,

每当从事一个项目的时候
you have a team of people working on it,

你会有一个团队进行协作
some of whom are in their early 40s,

有些人正值不惑之年
who are usually partners.

他们通常都是合伙人
Then, each one of the firms scales down in some kind of hierarchy,

每个公司都有至上而下的等级
where you have managing directors, and vice presidents,

会有董事总经理副总裁
and associates, and analysts.

经理及分析师
The folks like yourself tend to get hired at firms

在坐的各位如果受雇于我们的公司
like ours as analysts, which means you do statistical work.

会从分析师做起从事一些统计工作
I guess they're called now models on a computer,

现在可能称之为计算机建模
which give us an idea

建模可以给我们一个概念
that if any of the variables affecting these deals change,

有哪些变量在影响我们的交易