An emphasis on holding down net immigration deters young Indians and Pakistanis in particular.

英国着重于控制移民的政策对来自印度和巴基斯坦学生的影响最为严重。

The efforts of the current Conservative-led coalition government to drastically reduce net immigration do not, in his view, go far enough.

而且当今英国保守党领导的联合政府虽然大幅削减了净移民数量，但是大卫看来这还远远不够。

A recent study by Policy Network, a think-tank, concluded that trends in unemployment and income have only a modest impact on net immigration.

最近，智囊集团政策网络公司的一项研究推断出，失业和收入的趋势对纯移民只有轻微的影响。