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  2. 3 problems for the stock price of Nvidia rival AMD [Video] - AOL

    www.aol.com/finance/3-problems-stock-price...

    Looking at the stock's valuation, investors have forgotten that type of growth potential for AMD. The stock trades on a trailing price-to-earnings growth (PEG) ratio of 0.31 times, below 1 times ...

  3. Econophysics - Wikipedia

    en.wikipedia.org/wiki/Econophysics

    Basic tools of econophysics are probabilistic and statistical methods often taken from statistical physics.. Physics models that have been applied in economics include the kinetic theory of gas (called the kinetic exchange models of markets [7]), percolation models, chaotic models developed to study cardiac arrest, and models with self-organizing criticality as well as other models developed ...

  4. Arbitrage pricing theory - Wikipedia

    en.wikipedia.org/wiki/Arbitrage_pricing_theory

    Arbitrage is the practice whereby investors take advantage of slight variations in asset valuation from its fair price, to generate a profit. It is the realisation of a positive expected return from overvalued or undervalued securities in the inefficient market without any incremental risk and zero additional investments.

  5. Modern portfolio theory - Wikipedia

    en.wikipedia.org/wiki/Modern_portfolio_theory

    A riskier stock will have a higher beta and will be discounted at a higher rate; less sensitive stocks will have lower betas and be discounted at a lower rate. In theory, an asset is correctly priced when its observed price is the same as its value calculated using the CAPM derived discount rate.

  6. What are stock buybacks and why do companies use them? - AOL

    www.aol.com/finance/stock-buybacks-why-companies...

    To undertake a stock buyback, a company typically announces a “repurchase authorization,” which details the size of the repurchase, either in terms of the number of shares it might buy, a ...

  7. Despite US stocks closing lower Tuesday in a disappointing December that saw the Dow drop over 2,000 points, or about 5%, and the S&P 500 slide 2.5%, this was a stellar year for stocks.

  8. Quantitative analysis (finance) - Wikipedia

    en.wikipedia.org/wiki/Quantitative_analysis...

    In sales and trading, quantitative analysts work to determine prices, manage risk, and identify profitable opportunities.Historically this was a distinct activity from trading but the boundary between a desk quantitative analyst and a quantitative trader is increasingly blurred, and it is now difficult to enter trading as a profession without at least some quantitative analysis education.

  9. The stock market has a 'systemic problem' - AOL

    www.aol.com/finance/stock-market-systemic...

    Kantrowitz pointed to the market action over the last month, which could be simplified to a basic formula: When Treasury yields have risen, stocks have fallen. And recently, yields have soared.