Though Walgreen trades at a price-to-earnings ratio of more than 40, Moroney says Wall Street is willing to pay that kind of a premium for consistent results.

FORBES: Hunting For Growth

The mystical tipping point at which individuals, families, markets, Wall Streeters, or politicians lose confidence in the income-to-debt ratio becomes the dominant aspect of decisionmaking.

FORBES: In Our Fear-Based Economy, Fiscal Cliff Talks Obsess Over Income, Ignore Net Worth

Crew is a Wall Street darling, as you can see in its high enterprise multiple, defined as the ratio of enterprise value (market value of common, plus debt, minus cash) to Ebitda (earnings before interest, taxes, depreciation and amortization).

FORBES: Retailers

Just like the dutch coffeehouses, and countless wall street bars, and stock message boards, Twitter is going to have either a low signal to noise ratio if you are being polite, and a lot of BS if you are not.

FORBES: So Much For Mining Twitter Sentiment For Picking Stocks

Its ratio of pay to revenues continues to hover near the dizzying 50% level that was the norm on Wall Street before the meltdown.

ECONOMIST: American finance