互联网三四线下沉的逻辑：市场空间大；互联网市场的蛋糕在三四线还没有被充分开发：三四线及以下城市的月活大约为6亿人，市场空间大。传统互联网竞争的核心用户是一二线的青年群体，三四线及以下城市的细分市场、尤其是中老年群体，还没有被充分开发，是容易被忽略的市场。目前移动互联网第三波人口红利正处于收获期，三四线用户开始成为流量竞争的主要阵地。

据国家发改委透露，2018 年上半年出境游人次达到7131 万，同比增长15%。

Amazon Prime的会员权益丰富，主要包括物流权益、流媒体权益和购物权益等。从Amazon Prime的权益构成及发展历史看，我们认为其特点在于：（1）亚马逊的会议制度相对简单，没有在内部进一步采用积分制度进行会员分级，而是向所有会员统一提供相同的权益；（2）亚马逊不断将新业务加入Prime体系，让会员的权益更加丰富，以增强对新会员的吸引力和存量会员的粘性；（3）在会员体系具备巨大吸引力的情况下，会员价格具备提价的可能性。

定位视频分享社区，YouTube为用户提供丰富的差异化视频服务。YouTube成立于2005年，是一家以自制视频分享为核心、提供包括音乐、游戏、电视直播等在内的多种视频内容的社交型视频网站。公司成立初始在视频内容上就差异化于传统视频网站，网站成立初期内容均为用户自行制作并上传，平台为用户提供这些视频内容的分享、评论、打分等多项强社交属性服务。2010年，随着用户对视频内容丰富性要求的提升，YouTube开始提供包括电影租赁、游戏、电视直播等在内的多种服务视频服务。目前，YouTube主要依靠广告实现盈利，根据eMarkter数据，YouTube广告收入占Google整体广告收入的15%，而会员付费占比不达YouTube总收入的5%。

A board game involves movement of pieces or counters on a pre-marked surface called board according to a set of rules. These games are an excellent way of teaching communication skills and language arts to kids as well as adults. These games are designed to engender competitive recreational activities among kids as well as adults. Board games can be divided into various product types such as tabletop board games, collectible card games, RPG board games, card and dice games, and miniature games. Based on themes, board games are categorized into strategy and war games, fantasy games, educational games, and sports games, among others.

A board game involves movement of pieces or counters on a pre-marked surface called board according to a set of rules. These games are an excellent way of teaching communication skills and language arts to kids as well as adults. These games are designed to engender competitive recreational activities among kids as well as adults. Board games can be divided into various product types such as tabletop board games, collectible card games, RPG board games, card and dice games, and miniature games. Based on themes, board games are categorized into strategy and war games, fantasy games, educational games, and sports games, among others.

E-learning has been an important part of the education system in Latin America. Several major countries, including Brazil, Mexico, Argentina, Bolivia, and Uruguay have adopted e-learning systems and practices in the last ten years. Country governments have played an important role in establishing the foundation of the e-learning industry in Latin America. Some of the reasons for such a wide acceptance of e-learning in this geography are as follows:

This 27th edition follows a similar structure to previous years in outlining the key developments across European football, but the storyline that flows through has changed somewhat. The phenomenal growth of the English Premier League, capped by its financial record breaking 2016/17 season, seems to have at last delivered a consistently profitable picture for top tier clubs and more signs of long-term financial sustainability for those in the Football League.