短語詞組短語cross -network externality 交叉網(wǎng)絡(luò)外部性direct network externality 直接網(wǎng)絡(luò)外部性indirect network externality 外部性Discussion on network externality 網(wǎng)絡(luò)外部性再論Network Externality Theory 網(wǎng)絡(luò)外部性理論Local Network Externality 局部網(wǎng)絡(luò)外部性externality recovery network 回收網(wǎng)絡(luò)Discussion on externality of network 論網(wǎng)絡(luò)外部性 返回 network externality