TY JOUR TI PROBABILISTIC APPROACH TO MATHEMATICAL DESCRIPTION OF MARKET EQUILIBRIUM KW demand KW supply KW equilibrium market price KW purchasing power KW cost price of goods KW probability density function KW expected value JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Mikheev, A.. PY 2018 IS PB Astrakhan State Technical University