TY JOUR TI PRACTICAL ISSUES OF IMPLEMENTATION OF LEGAL RELATIONS REGULATION PRINCIPLES IN THE FIELD OF GOVERNMENT AND MUNICIPAL CONTRACTS EXECUTION KW contract system KW government bids (contracts) KW financial system KW effectiveness of expenses KW anticorruption activities KW state budget expenses KW client KW supplier JO Volgograd Academy of the Ministry of the Interior of Russia AU , .. PY 2015 IS PB Volgograd Academy of the Ministry of Internal Affairs of Russia