They are the spenders and lifts up local economy. As long as immigrant population has more than above average income than local population, it's good for econom

They are the spenders and lifts up local economy. As long as immigrant population has more than above average income than local population, it's good for economy. Downside is ofcourse that real estate will go up but upside is that average income local population also goes up because there are more people buying goods and services.