Under a staggering development of economy, many people immigrate to foreign country, such as USA, UK and Australia. Therefore, they promote development of economic of these countries, as well as bringing to negative effects. In this essay, I will discuss that how influence the economic of developed countries. For example, population of America will be twice in this century. Especially, the number of children increased sharply. So that need as twice as houses, cars, roads, prison, hospitals, schools water treatment facilities and so on. Therefore American needs more nature resource than before.

Firstly, immigration helps late Twentieth Century Massachusetts economy in America. More specifically, during in 1970s, as population of Massachusetts move to other place and Massachusetts of birth rate decreased sharply. Massachusetts suffered from urban flight, closing industrial, and so on. However, in 1980s considerable immigrations that come from different countries settled in Massachusetts, which bring a host of labors. Under depressing economy, most of labors can find a job on manufacturing, thereby promoting the development of economy. For instance, much immigration is employed in manufacturing, which in every 100 workers, there are 78 workers in this department.
Secondly, immigration that has high-skilled makes a great contribution on the economy of Massachusetts. Comparing with native people who have professionals such as engineers’ physical scientists and computer scientists, over about 2% of foreign worker held these professionals, while less than 1% native people work at these fronts. Moreover, immigration who be university and college teacher is twice more than native born. Consequently, it is an important factor that Massachusetts makes economy to recovery. Furthermore, immigration that has high skill make a great contribution on economy than native born.