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兰德公司

美国加利福尼亚州圣莫尼卡等(多办公点 )

创立年份: 1948
教职人员:1800

全球最知名综合性智库,最初服务美军战略规划,现涵盖医疗、教育、安全等多领域政策研究,为政策制定等提供广泛建议。

研究动态

The total federal debt of the United States passed a new milestone on October 21, 2025, reaching $38 trillion for the first time, with $30.4 trillion in federal debt held by the public, which is equivalent to about 100 percent of our gross domestic product (GDP). This is the highest level it's been relative to our GDP since 1946.

Key FindingsNearly all K–12 schools had a cell phone policy that allowed students to bring their phones to school during the 2024–2025 school year, but two-thirds of schools had a policy that prohibited cell phone use from “bell to bell.”Eighty-six percent of principals in schools with some sort of policy restricting cell phone use endorsed the safety-related benefits of those policies, most commonly citing positive impacts on school climate, a r

BACKGROUNDHigh blood pressure (BP) is a leading cause of morbidity and mortality. Blood pressure home monitoring improves blood pressure control, but there is limited evidence about the implementation of specifically ‘technology-enabled’ remote monitoring of blood pressure (TERM ) at home. This evaluation aims to improve the evidence base on what constitutes TERM BP services, how they work, and what influences their implementation, impacts, sprea