"Although I am not an expert, this suggests that there needs to be some steps taken to make this area safe," Walker said.
聚合模式进一步放大了这一问题。聚合平台并不直接创造新的交易空间，而是在既有平台之上叠加新的分发层级。每一层抽成都各自合理，但多层叠加后，整体利润空间被显著压缩，使抽佣的边际收益更早触及上限。
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Market trends and user preferences outside of Google’s ecosystem
player in business automation that it forms something of a synecdoche for the