Aside from the considerations we discussed last week, there is this to remember about stock performance, the performance of a stock as an investment is not (entirely) a matter of whether it rises or falls in price. A stock also entitles its holder to a portion of whatever dividends the issuing company may declare. Suppose, then, that we do the arithmetical magic to factor in the dividend stream as if it were being paid out day by day, and we included that along with the stock price move as the performance of XYZ. Once we do this, we’ll want to be sure that we’re matching the stock price against a broad market benchmark that also includes dividends as part of performance. Fortunately, these are readily available. The S&P Index, for example, comes in three variants: one that considers solely the price of component stocks; one that factors in dividends (the “total return” index); and a third that subtracts the tax on those dividends (“net return.”) We might make discussi...