财经研究
財經研究
재경연구
The Study of Finance and Economics
2010年
7期
~
,共null页
全业务竞争 产品间捆绑 非对称规制 电信业
全業務競爭 產品間捆綁 非對稱規製 電信業
전업무경쟁 산품간곤방 비대칭규제 전신업
full-service competition; commodity bundling; asymmetric regulation; telecommunications;
文章考察了在电信业"全业务竞争"的背景下,规制机构采取限制强势厂商实施捆绑策略这种非对称规制措施的效果。结果发现,当宽带(固话)市场为垄断结构时,不仅能够扶持弱势厂商,而且消费者剩余与社会福利都增加;当宽带(固话)市场为双寡头竞争时,虽然能够扶持弱势厂商,并且提高社会福利,但是消费者剩余下降,并且在短期内,弱势厂商在移动通信市场的份额甚至会下降。
文章攷察瞭在電信業"全業務競爭"的揹景下,規製機構採取限製彊勢廠商實施捆綁策略這種非對稱規製措施的效果。結果髮現,噹寬帶(固話)市場為壟斷結構時,不僅能夠扶持弱勢廠商,而且消費者剩餘與社會福利都增加;噹寬帶(固話)市場為雙寡頭競爭時,雖然能夠扶持弱勢廠商,併且提高社會福利,但是消費者剩餘下降,併且在短期內,弱勢廠商在移動通信市場的份額甚至會下降。
문장고찰료재전신업"전업무경쟁"적배경하,규제궤구채취한제강세엄상실시곤방책략저충비대칭규제조시적효과。결과발현,당관대(고화)시장위롱단결구시,불부능구부지약세엄상,이차소비자잉여여사회복리도증가;당관대(고화)시장위쌍과두경쟁시,수연능구부지약세엄상,병차제고사회복리,단시소비자잉여하강,병차재단기내,약세엄상재이동통신시장적빈액심지회하강。
Under the background of full-service competition in telecommunications, the paper studies the effects of asymmetric regulation that regulators ban stronger firm from commodity bundling.The result shows that, if broadband market (fixed line) is monopolistic,the certain regulatory policy not only is in favor of weaker firm,but also augments consumer surplus and social welfare.And if broadband market (fixed line) is duopolistic,the certain regulatory policy is in favor of weaker firm and augments social welfar...
