This is not a political question; the title of the article is grounded in mathematics and thus immutable truth.Let's take a "mainline" business such as Kroger (KR); they sell, of course, groceries. They've been doing so for a very long time and have a "Market Cap", or what the market price of a share of stock is times the number of shares out, of $34.5 billion at present.Their "trailing" P/E (last four quarters) is 31.65. This means that for every dollar of earnings after expenses the market trades a share of their stock for $31.65. The current net profit margin is 0.73%; in other words they must sell $137 worth of merchandise to generate one dollar of actual profit after paying for the food, transportation, power bill in the building, rent or depreciation on the building, labor, etc.Incidentally.......(Click link to read more)