Shiller's view on the housing bubble and on why rational people like Greenspan came to the wrong conclusion about housing bubble. others judgement and willingness to pay higher prices will influence our own. But what about the delayed reaction hypothesis, that everything just takes a much longer time to work out as on would rationally expect, bubble phenomena just extend the time period and add a huge lag effect for the rational conclusion about a market to finally play out. Why? For one reason if its very profitable to the participants they will do everything in their power to extend the duration of the good times by coming up with new tricks and new mechanisms, creating distortions that will in the end magnify the ill effects after the bubble bursts. The SIV's constitute some of these new tricks and mechanisms to extend the duration of the good times in the current housing bubble and the complexities they create magnify the ill effects of the bubble after it has ended, one because no one knows for sure if all the bad debt is out in the open and so see the need to set aside extra reserves and be cautious lenders in the case of the banks leading to a bad credit squeeze, and more lasting damage to the economy....