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Widow-and-orphan stock: a stock that reliably provides a regular dividend while also yielding a slow but steady rise in market value over the long term. [13] Witching hour: the last hour of stock trading between 3 pm (when the bond market closes) and 4 pm EST (when the stock market closes), which can be characterized by higher-than-average ...
Of course, if an investment purchased on margin does well, the gains can be richly rewarding. Liquidity Besides using a margin loan to buy more stock than investors have cash for in a brokerage ...
Phase margin and gain margin are two measures of stability for a feedback control system. They indicate how much the gain or the phase of the system can vary before it becomes unstable. Phase margin is the difference (expressed as a positive number) between 180° and the phase shift where the magnitude of the loop transfer function is 0 dB.
Over a finite period of time, a low probability market movement may impose heavy short-term losses. If such short-term losses are greater than the investor's funding to meet interim margin calls, its positions may need to be liquidated at a loss even when its strategy's modeled forecasts ultimately turn out to be correct.
A stock market, equity market, or share market is the aggregation of buyers and sellers of stocks (also called shares), which represent ownership claims on businesses; these may include securities listed on a public stock exchange as well as stock that is only traded privately, such as shares of private companies that are sold to investors ...
The minimum margin requirement, sometimes called the maintenance margin requirement, is the ratio of (stock equity − leveraged dollars) to stock equity, where "stock equity" is the stock price multiplied by the number of shares bought and "leveraged dollars" is the amount borrowed in the margin account.
Note: A version of this article was published at TKer.co.. Stocks ticked higher last week, with the S&P 500 rising 0.4% to close at 4,327.78. The index is now up 12.7% year to date, up 21% from ...
The Brownian motion models for financial markets are based on the work of Robert C. Merton and Paul A. Samuelson, as extensions to the one-period market models of Harold Markowitz and William F. Sharpe, and are concerned with defining the concepts of financial assets and markets, portfolios, gains and wealth in terms of continuous-time stochastic processes.