Explain three to five the reasons America avoided complete economic collapse in 2008.

The financial crisis was primarily caused by deregulation in the financial industry. That permitted banks to engage in hedge fund trading with derivatives. ... When the values of the derivatives crumbled, banks stopped lending to each other. That created the financial crisis that led to the Great Recession.

Esse é o conceito que descreve como as idéias e a cultura se espalham pelo mundo. Isso significa que pessoas de muitos lugares diferentes podem compartilhar experiências, vocabulário e inovações comuns.