朱耀的妻子在高原湿冷的夜晚面对难以晒干、潮湿异味的内裤非常棘手，不禁感叹：“本来想买一次性内裤的，但是一次性内裤要么是无纺布，不好穿；要么看着就不卫生，不敢穿。”朱耀第一次意识到，一次性内裤这个看似细分的品类，存在着明显的产品空白。
The data so far largely bears this out. Immigrants contributed more than $650 billion in taxes in 2023, according to the American Immigration Council, an advocacy nonprofit. On a per capita basis, those receipts likely eclipse the contributions of non-immigrants. A recent white paper by the Cato Institute, a libertarian think tank, analyzed years’ worth of tax receipts and government expenditures between 1993 and 2023. It found that immigrants, both documented and undocumented, contributed vastly more in taxes than they received in benefits at the local, state, or federal level. In total, Cato found, immigrant taxpayers delivered $14.5 trillion in fiscal surplus over the period studied.，推荐阅读下载安装汽水音乐获取更多信息
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报告指出，在整个现代经济史中，人类智慧一直是稀缺的投入要素。一切都能复制或替代，但唯有能够分析、决策、创造、说服、协调的「智慧」，是没法大规模复制的。
xpath: Hide internal sort functions。业内人士推荐爱思助手下载最新版本作为进阶阅读
这正是AI助手市场长期存在的“锁定效应”。