We propose a methodology for estimating the competition effects from entry when firms sell differentiated products. We … presence and to measure the magnitude of competition effects. We then show how to augment the traditional entry model with a … unbiased estimates of the competition effects from entry. We apply our approach to seven different local service sectors. We …

We propose a methodology for estimating the competition effects from entry when firms sell differentiated products. We … presence and to measure the magnitude of competition effects. We then show how to augment the traditional entry model with a … unbiased estimates of the competition effects from entry. We apply our approach to seven different local service sectors. We …

With progress of communication technologies, it enables rapid development of all kinds of services over the Internet …, and we call these services with a name as over the top (OTT). The penetration rate of 4G has increased rapidly and also … predicted the level of complex and competition will rise in whole market. The business expansion from scale of economies and the …