短語詞組短語Entry and exit barriers 進(jìn)出壁壘Market exit barriers 市場退出壁壘exit barriers formed by 退出壁壘的形成Exit &shrinkage Barriers 退出與收縮障礙domestic entry and exit barriers 內(nèi)市場的障礙Formation of the exit barriers 退出壁壘的形成The formation of exit barriers 退出壁壘的形成barriers to exit 退出壁壘 返回 exit barriers