ITIF：2025年冰山一角：理解科技巨头对美国创新和竞争力的全面贡献报告（英文版）

The Issue American Big Tech companies face unprecedented bipartisan criticism on issues ranging from their market power to their influence as conduits for speech and their practices in handling sensitive data. This has spurred regulatory proposals from antitrust breakups to content-liability reforms. Yet these policy debates focus almost exclusively on alleged harms while ignoring tangible benefits. For example, the five companies most frequently tagged with the moniker “Big Tech”—Apple, Amaz