ソーシャルメディアã§é€²åŒ–ã™ã‚‹CSRThe document contains several charts and graphs showing: 1) Age demographics of Facebook users from 2008-2014 showing steady growth across all age groups. 2) A comparison between mass media (one-to-many communication) and social media (many-to-many communication). 3) A survey results showing people's top sources of product information, with online product reviews and social media sites among the m
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