social networking sites. The users have their own play space (a farm, a restaurant) just as social media users have their own page; they also can find/acquire neighbors among their Facebook friends to share duties, inventory, etc..
Also, continual action exists regardless of any individual players login status (just as the Facebook feed always flows.) The temporal persistence of these games requ
Social Network Service became one of the hot trends to communicate with others. SNS is not just a single website or online blogs, but one part of big social networks and the useful source of social capital. By SNS, people can meet in SNS, exchange information, opinion, and share their lives very easily. SNS is very effective communication tool ever existed. As the stage of business is getting bro
social networks and the useful source of social capital. By SNS, people can meet in SNS, exchange information, opinion, and share their lives very easily. SNS is very effective communication tool ever existed. As the stage of business is getting broader and broader, the role of SNS is being more and more important. Corporations can provide various services through SNS, people around the world can
existing SNS have some problems which cannot easily acceptable for elder people because of inappropriate sources like site decoration items. About 42% of Facebook users are 20~30s, and many of users who are 30~40s are actively participating to boom of Facebook.
Facebook also recognizes changing of technology related to SNS services and provides proper services. Facebook is appropriate to m
exist. Service of high quality can be provided by competition between many providers. We can estimate efficiency of the system by the number of provider, changing number of users and degree of satisfaction.
The number of providers
The number of service changing
Effectiveness
degree of satisfaction
① the number of providers
the number of providers (unit: location , end of Jul