上交所副總經(jīng)理劉逖：中證500ETF期權進一步滿足投資者對于中小盤股票的避險需求

array(1) { [438819]=> array(2) { [2]=> array(4) { [0]=> string(12) "賺錢效應" [1]=> string(9) "上交所" [2]=> string(9) "小盤股" [3]=> string(12) "避險情緒" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }