BillandMelindaGatessharetheir2018AnnualLetter,“The10ToughestQuestionsWeGet.”Inthisyear’sletter,the10thonethatthey’vewritten.
油价的下跌和最近日元的上涨gU1T意味着通胀指数上涨的压力将9wax少,而通货紧缩的压力将加剧uzRr