One of the most fundamental ideas of finance theory is the notion that the stock market is «efficient,» making superior performance virtually impossible. (hussman.net)
One of the most fundamental ideas in portfolio design is the so - called efficient frontier — the sweet spot where you'll enjoy the highest rate of return for each unit of risk. (moneysense.ca)
The work raises hopes of dazzling medical applications and also forces scientists to reconsider fundamental ideas about how cells grow up. (sciencemag.org)