A.市場風(fēng)險(xiǎn) B.環(huán)境風(fēng)險(xiǎn) C.經(jīng)濟(jì)風(fēng)險(xiǎn) D.系統(tǒng)風(fēng)險(xiǎn) E.社會(huì)風(fēng)險(xiǎn)