Recently, the disruptive impact of blockchain technology on the digital advertising industry has caught widespread attention. However, advertisers are uncertain of whether to adopt the blockchain, and it is unclear how publishers would allocate their spots facing this new technology. Although...

E-commerce platforms worldwide have faced the enduring challenge of moderating fake reviews over the past decade. Hence, in this paper, we investigate the platforms’ economic incentives to remove fake reviews, which is an important but unanswered question. Using a game-theoretic model, we...