<prompt> Translate the following text to EnglishWakati wa mgogoro wa kifedha wa kimataifa, Rubin amewaonya Wamarekani wasichukue hatua za haraka katika uchumi dhaifu wa kigeni, lakini wakati wowote wawekezaji wa Marekani waliotarajiwa wametishwa, Rubin ameharakisha kuwaokoa.  <response>: During the global financial crisis, Rubin has halfheartedly warned Americans not to invest cavalierly in weak foreign economies, but anytime foolhardy American investors have been threatened, Rubin has rushed to save them. 