// 边界处理：nums1为空时直接返回空数组（避免后续无效计算）
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For Moody’s Ratings, the global AI productivity boom will be worth 1.5% annually, averaged out across 106 countries, according to a Thursday research note. But in the case of economic growth, governments might have to spend money to make more of it down the line. AI could have significant upsides for productivity, but countries will first have to navigate a complicated and expensive landscape as they create digital infrastructure and support disrupted workforces, Moody’s analysts warned.
2024年12月20日 星期五 新京报。同城约会对此有专业解读