TY JOUR TI The Principle of Solidarity in the Civil Law of Russia KW social state KW principle of solidarity KW legal regulation KW civil relations KW corporate contract KW civil society KW competition KW balance of interests. JO Journal of Russian Law AU Bogdanov, D.. AU Bogdanov, E.. AU Bogdanova, E.. PY 2016 IS 4 PB Legal publishing house Norm