The Transnistrian gray zone is a threat to the regional security: both to the national security of Moldova and of Ukraine. The economic aspects are very important analyzing the ways of Transnistrian conflict resolution, because without a financial – economic base, the self-proclaimed Transnistrian Moldovan Republic cannot survive. Unfortunately, there are many examples when the Moldovan authorities contributed to the Transnistrian economy functioning, supporting financially directly the separatist region.