In the investment process there are things which can be controlled; such as expenses, taxes, and under-performing market indices, and there are things that cannot; the uncertainty of markets. It is, however, quite possible to measure uncertainty not only of historical market returns, but also of potential market returns. So why is it important for investors to measure uncertainty and how is it measured?

It has been a busy week for news on the economy and most of it has been good. The best comes today with news that unemployment in the US has fallen to a three-year low of 8.3%.Payroll jobs grew 243,000 in January following gains of 203,000 December and a 157,000 rise in November. The averages for workweek and hourly earnings improved which will continue to propel consumer income growth which got a bump first of the week

Some air went out of investors’ hopes today as the government reported lower-than-expected growth for the fourth quarter. Economists had projected a 3.0% increase. Still, the 2.8% pace represents the fastest growth for the economy since the second quarter of 2010. The government also said that consumer spending in the US rose 2% in the fourth quarter, improving the 1.7% rate of the third quarter and 0.7% in the second quarter. As the trading session gets started, stocks are mixed. Bonds remain higher.

Equity investors believe that the domestic and global economies are on the mend judging by their behavior so far. Since the end of September the US Total Market Index, S&P 500, and Dow are up 21%, 19.5%, and 18.5%, respectively. Global stocks as measured by the FTSE All-Worldex-US index are up 11.3%. In contrast, investors are shunning the safety of Treasuries as theBarclay’s 7-10 Index is down .25%. But last year the index soared 15% compared to a meager2% for the S&P 500.