A.政治環(huán)境B.法律環(huán)境C.經(jīng)濟(jì)環(huán)境
A.同質(zhì)偏好B.分散偏好C.集群偏好
A.直接出口B.合營(yíng)企業(yè)C.完全自營(yíng)