1.   Immigrants tend to be a highly motivated, self-selected group with a strong will to succeed.

2.   Once on the job, strong immigrant networks mean that other immigrants tend to be hired when new openings emerge.

3.   When their lot improves, immigrants tend to move out to leafier suburbs.

4.   As to contributions to the economy, while the British work for salaries at magazines and journals, immigrants tend to form businesses.

5.   Asian immigrants tend to arrive having already been educated in their own countries.

6.   At the same time, city tax bases will erode, as immigrants on average tend to earn less.

7.   Immigrants tend to inject into stale, aging countries fresh vitality, fresh energy and an uncommon willingness to work hard at unappealing jobs.

8.   Immigrants tend to go into businesses that require minimal training, little English and low overhead, Wakabayashi said.

9.   Immigrants tend to represent an ambitious, industrious element in their own societies.