简介:TheemergenceofB2Belectronicmarketshasgreatlychangedtherelativebargainingpowerofbuyersandsellers.Westudytheequilibriummarketstructureinabuyer’smarket.Wefindthatbuyer-controlledB2BmarketsandneutralB2Bmarketshavedifferentequilibriumstructures,andtheemergenceofB2Bmarketswillincreasesocialwelfare,butitseffectonbuyersandsellerswillbedifferent:B2Bmarketsincreasetheconsumersurplusoftheendmarket,buttheireffectsonbuyerandsellerprofitsaremoderatedbytherelativebargainingpowerofbuyersandsellers.TheprofitsofthesidewithmuchweakerbargainingpowerwilldecreaseduetotheintroductionofB2Bmarkets.
简介:摘要随着飞机电气设备和机载计算机的日益增多,对相应系统的抗干扰性能的要求也随之更高,因而研究机载设备的抗电磁干扰技术更具有重要意义。
简介:摘要船舰通信系统的电磁干扰容易使船舰从功能和使用效能上遭受一定的损失,而且随着科技的发展和新材料的使用,电磁环境越来越复杂。为了使电子设备能协同工作,就要解决电磁干扰问题,以保证船舰通信系统的正常工作。
简介:TheMarcinkiewicz-Zygmundinequalitywithderivativeforanalgebraicpoly-nomialoforder≤N=(q+1)n-1isestablishedinaBαspace.Asacorollary,theMarcinkiewicz-Zygmundinequalitywithderivativeforanalgebraicpolynomialinapar-ticularOrliczspaceisobtained.