美國GFP值世界第一,軍費高是必然的,何況必須執行國際警察勤務
你看看中國軍費佔GDP比值達4.3%比美國高,和你說的2%差太多了吧
https://www.cia.gov/library/publications/the-world-factbook/rankorder/2034rank.html
RankCountryMilitary expenditures
(% of GDP) Date of Information
25China 4.30 2006
26Greece 4.30 2005 est.
27Chad 4.20 2006
28United States 4.06 2005 est.