TY JOUR TI CONDITIONS FOR THE FORMATION OF OPPORTUNISTIC BEHAVIOR OF THE SUBJECTS OF THE CREDENCE GOODS MARKET KW opportunistic behavior KW market of credence goods KW institutional conditions KW market conditions KW socio-psychological conditions of formation of opportunistic behavior JO Vestnik of Astrakhan State Technical University. Series: Economics AU Kolosova, M.. PY 2017 IS 2017 PB Astrakhan State Technical University