TY JOUR TI Socio-Economic Content, Legal Regulation, Development Trend of Educational Services KW education KW educational service contract KW paid educational services KW the customer and the executor KW the market of educational services KW the General Agreement on Trade in Services (GATS) KW the quality of education. JO Auditor AU Loseva, N.. AU Petrova, N.. PY 2016 IS 2 PB INFRA-M Academic Publishing LLC.