Critically assess the extent to which market failure and behavioural bias theory can explain bank failures during the 2008 financial crisis, referring to evidence from banks of at least one bank failure during that financial crisis. Under the theoretical model the rational choice model will further explain what is expected in financial markets in over and under-pricing, bank regulations and justifications, and also the nature of heuristics actions and their consequences. Background information One of the main banking functions is maturity transformations that help it to finance long