A.先行性經(jīng)濟(jì)指標(biāo)B.同步性經(jīng)濟(jì)指標(biāo)C.滯后性經(jīng)濟(jì)指標(biāo)D.復(fù)合性經(jīng)濟(jì)指標(biāo)
A.收益率序列正相關(guān)B.反轉(zhuǎn)效應(yīng)C.動(dòng)量效應(yīng)D.價(jià)格隨機(jī)游走