TY - JOUR AU - Fasihi, Soghra AU - Hosseini, Seyed Ali AU - Mashayekh, Shahnaz TI - The investigation of the effect of risk disclosure on investment efficiency of accepted companies in Tehran stock exchange JO - Journal of Investment Knowledge VL - 8 IS - 31 SP - 355 EP - 372 PY - 2019 DO - ER -