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Oct

# What is the meaning of volatility

Definition: It is a rate at which the price of a security increases or decreases for a given set of returns. Volatility is measured by calculating the standard deviation. If you talk about the volatility of the stock market, stock prices are most likely fluctuating wildly. In chemistry, volatility means the speed with which a substance. For any fund that evolves randomly with time, the square of volatility is the variance of the sum of infinitely many.
I was so sorry to hear your news: Interaction Help About Wikipedia Community portal Recent changes Contact page. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. QIP or Qualified Institutional Placement is largely a fund raising tool for the listed companies. If you talk about the volatility of the stock market, stock prices are most likely fluctuating wildly. These formulas are accurate extrapolations of a random walk , or Wiener process, whose steps have finite variance. Navigation menu Personal tools Not logged in Talk Contributions Create account Log in. The term volatility indicates how much and how quickly the value of an investment, market, or market sector changes. An implied volatility is derived from the market price of a market traded derivative in particular an option. However, rather than increase linearly, the volatility increases with the square-root of time as time increases, because some fluctuations are expected to cancel each other out, so the most likely deviation after twice the time will not be twice the distance from zero. Retrieved 15 July

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