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Abstract

It is a widely adopted practice for firms to announce new products well in advance of actual market availability. The incentives for pre-announcements are stronger in markets with network effects because they can be used to induce the delay of consumers’ purchases and forestall the build-up of rival products’ installed bases. However, such announcements often are not fulfilled, raising antitrust concerns. We analyze the effects of product pre-announcements in the presence of network effects when firms are allowed to strategically make false announcements. We also discuss their implications for consumer welfare and anti-trust policy.

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... Nagard-assayag and Manceau [21] study the diffusion and penetration of new products under the indirect network effects. Choi et al. [8] analyze the impacts of NPP in the presence of network effects when both platforms strategically make false announcements and show the incentives for preannouncement are stronger in markets with network effects. However, the above studies more focus on NPP strategy in the one-sided market, the preannouncement strategy in the two-sided market is still relatively absent. ...
... However, the above studies more focus on NPP strategy in the one-sided market, the preannouncement strategy in the two-sided market is still relatively absent. Unlike Choi et al. [8], our studies show that the increase of network effect will reduce the power of platforms preannouncement. Unlike Nagard-assayag and Manceau [21], and Dranove and Gandal [10], who study the game relationship between consumer and platforms under the samesided network effect, our study focuses on the game relationship among consumers, developers and platforms under cross-network effect. ...
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