The securitisation of assets, for example, had great potential to diversify economic risks and to manage them efficiently. But it also meant that financial institutions were able to sell loans or take them off the balance sheet, which weakened lenders’ incentives to conduct prudent screening and constant monitoring of credit risk.
So underwriting standards and lending oversight declined, and contributed to the excessive credit growth in the second half of the 1990s. In sum, the observer would have concluded that the factors that fuelled the credit and asset price boom of the past decade also created the conditions for a bust. In mid-2007 we started to see the backlash.