%0 Journal Article %T A crise em 2012 The crisis in 2012 %A Pedro Lains %J Rela£¿£¿es Internacionais (R:I) %D 2012 %I Universidade Nova de Lisboa %X Este artigo adota uma perspetiva hist¨®rica para compreender as causas da crise econ¨®mica e financeira atual. Retomar a crise de 1929 ¨¦ importante porque tamb¨¦m ela teve in¨ªcio nos mercados financeiros, passando depois para o resto da economia. Compreender esse cont¨¢gio ¨¦ fundamental para se perceber que tipo de solu es s o necess¨¢rias para ajudar a ultrapassar a atual crise. Por¨¦m, a Grande Depress o foi mais profunda mas teve um impacto geogr¨¢fico, a n¨ªvel mundial, mais limitado do que a atual crise, pois o mundo de ent o era menos globalizado. This article embraces a historical standpoint to grasp the causes leading to the current economic and financial crisis. Bearing in mind the crisis of 1929 is important, inasmuch as it also began with financial markets and later spread to the rest of economy. It is crucial to understand how that transmission took place, in order to discern what kind of solutions are needed to help overcome the crisis at hand. Despite running deeper, the Great Depression, however, had a more limited world-wide geographic impact than the present crisis, since the world, at the time, was a less globalized place. %K Economia internacional %K crises econ¨®micas %K Estados Unidos %K Portugal %K International economy %K economic crisis %K United States %K Portugal %U http://www.scielo.oces.mctes.pt/scielo.php?script=sci_arttext&pid=S1645-91992012000100004