There’s even a new study that contends holding stocks over long periods of time may be riskier than previously thought. Robert F. Stambaugh, a finance professor at the Wharton School at the University of Pennsylvania and a co-author of the report, said most investment research only accounted for the risk of short-term market swings around the stock market’s average gain over time. It doesn’t factor in the fact, he said, that the average itself is … Read more »»»


