Market Extra: Dow’s 4,440-point rally in a year and a half has Wall Street debating the stock market’s next move

“All you need in this life is ignorance and confidence, and then success is sure,” according to the eminently quotable Samuel Clemens, a.k.a. Mark Twain. That may be the dynamic Wall Street has been applying lately.

Confidence in some realms doesn’t appear to be in short supply. Indeed, a reading of consumer confidence in March soared to its highest level in more than 16 years. Margin debt, or the amount stock-market investors borrowed against their brokerage accounts, pledging some of their holdings as collateral, hit an all-time high in February, extending a record set in January. High margin levels can be a sign of growing optimism.

>>> Original Source <<<