It has been my experience that competency in mathematics, both in numerical manipulations and in understanding its conceptual foundations, enhances a person's ability to handle the more ambiguous and qualitative relationships that dominate our day-to-day financial decision-making

How do we know when irrational exuberance has unduly escalated asset values?

Even though some down payments are borrowed, it would take a large, and historically most unusual, fall in home prices to wipe out a significant part of home equity. Many of those who purchased their residence more than a year ago have equity buffers in their homes adequate to withstand any price decline other than a very deep one.

No matter how skillful the trading scheme, over the long haul, abnormal returns are sustained only through abnormal exposure to risk.

I have one other issue I'd like to throw on the table. I hesitate to do it, but let me tell you some of the issues that are involved here. If we are dealing with psychology, then the thermometers one uses to measure it have an effect. I was raising the question on the side with Governor Mullins of what would happen if the Treasury sold a little gold in this market. There's an interesting question here because if the gold price broke in that context, the thermometer would not be just a measuring tool. It would basically affect the underlying psychology.

Regulators have not been able to achieve the level of future clarity required to act pre-emptively. The problem is not lack of regulation but unrealistic expectations. What we confront in reality is uncertainty, some of it frighteningly so...

By far the most significant event in finance during the past decade has been the extraordinary development and expansion of financial derivatives.