platforms can adopt either an advertising model or a brokerage model. We develop a game-theoretic model to recommend the better …, meanwhile the commerce feature's basic value and the social value are both at an intermediate level, the advertising model is …

, prices are zero - "free." On the other side of the market, Facebook's and Google's revenues are derived from advertising … advertised, - Increasing prices to consumers beyond the cost of advertising via the market power of the remaining firms in the …