Moscow – is one of the largest megacities in the world. And like any other megalopolis, Moscow has ecological, political, social, religious, environmental and economic problems to varying degrees. This essay will discuss the issue of the positive and negative impact of migration in Moscow. Migration is very topical and affects many people. The city government tries to solve the problems, but there are really a huge amount of factors that prevent them from solving them. And one of these factors is migration. Then I will describe this problem from a social and economic point of view. Main bodySocial problemsDuring the 9 months of this year, more than 2 thousand serious and especially serious crimes committed by citizens of the Near Abroad were reported (Sobyanin). 80% of robberies and personal injuries were committed by foreign citizens (Yakunin). This means that native citizens suffer crimes committed mainly by foreigners. So we can say that immigration has a truly dangerous impact on crime. The second serious problem in Moscow is overcrowding. Population density...