‘The whole intellectual edifice of [efficient markets theory] collapsed in the summer of [2008].’ (Alan Greenspan, XXXXXXXXXXIn light of this statement, critically examine the causes of the...

‘The whole intellectual edifice of [efficient markets theory] collapsed in the summer of [2008].’ (Alan Greenspan, 2009). In light of this statement, critically examine the causes of the financial crisis and critically evaluate the subsequent regulatory response.I need extended answer to this question. Could you also state citations and references used.