“…These are three coastal subjects of the Russian Federation (St. Petersburg, Leningrad region, Kalinin grad region) and 21 EU territories. The EU defines coastal regions as units of the NUTS 3 level, whereas this paper considers units of the NUTS 2 level and in some cases NUTS 1 (whole countries), since it is this level that is formally comparable to the Russian Baltic regions -the Kaliningrad region, Leningrad region and St. Petersburg with the population of 1,002.2, 1,847.9 and 5,383.9 thousand people, respectively 10 .…”