TY JOUR TI CLASSIFICATION OF TAX RISKS IN THE SYSTEM OF RISK MANAGEMENT OF SHIPPING ACTIVITY KW economic risk KW tax risk KW classification feature KW classification KW shipping activity KW management decisions JO Vestnik of Astrakhan State Technical University. Series: Economics AU Lavrenteva, E.. AU Plotnikova, A.. PY 2016 IS PB Astrakhan State Technical University