Volatility trends

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  • Inflation remains largely absent

    Feb 20th, 2010 - MiamiHerald

    anxiety that inflation might derail a fledgling recovery took a deep breath friday, when the labor department reported that prices inched upward just 0.2 percent in january versus december. excluding volatile food and energy costs, the consumer

  • Job market data show slow progress

    Feb 19th, 2010 - baltimoresun

    , near the lows at the end of last year. the average smooths out week-to-week volatility. but many economists

  • Consumer prices rise 2.6%

    Feb 19th, 2010 - CNNMoney

    the core cpi, which is more closely watched by economists because it strips out volatile food and energy prices, rose 1.6% over the past year. that's the lowest level since september, when prices rose at a rate of 1.5%. january: for the month

  • Jobless claims rise; wholesale inflation surges

    Feb 18th, 2010 - MSNBC

    Jobless claims rise; wholesale inflation surges, near the lows at the end of last year. the average smooths out week-to-week volatility. but many economists

  • ING Posts Smaller Loss

    Feb 17th, 2010 - Wall Street Journal

    and revaluations continued to have a substantial impact on ing's results .. the negative impact of market volatility was substantially lower in the fourth quarter than a year ago," ...

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Volatility videos from YouTube:

  • Implied volatility7:05

    Implied volatility

    Using the market price for an option on Google's stock, I use Excel's GOAL SEEK function to estimate implied volatility. Implied volatility is a reverse-engineering exercise: we find the volatility that produces a MODEL VALUE = MARKET PRIE
  • Volatility approaches9:35

    Volatility approaches

    Lots of ways to estimate volatility. In this map, I parse out implied volatility (forward looking) and deterministic (constant) and focus on stochastic volatility: volatility that changes over time, either via (conditional) recent volatility and/or random shocks
  • GARCH(1,1) to estimate volatility7:51

    GARCH(1,1) to estimate volatility

    GARCH(1,1) estimates volatility in a similar way to EWMA (ie, by conditioning on new information) EXCEPT it adds a term for mean reversion: it says the series is "sticky" or somewhat persistent to a long-run average
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Volatility from WikiPedia:

Volatile means changing or changeable. Its noun form is volatility, which refers to any of several measures of instability. It can refer to:

  • Volatility (chemistry), a measure of the tendency of a substance to vaporize. It has also been defined as a measure of how readily a substance vaporizes.
  • Relative volatility, a measure of vapor pressures of the components in a liquid mixture
  • Volatiles, a group of compounds with low boiling points that are associated with a planet's or moon's crust and/or atmosphere
  • Volatile organic compounds, organic compounds that can evaporate at normal temperature and pressure, and are often regulated by governments
  • Volatile anaesthetics, a class of anaesthetics which evaporate easily
  • Volatile substance abuse, the abuse of household inhalants containing volatile compounds
  • Volatile oil, also known as essential oil, an oil derived from plants with aromatic compounds used in cosmetics and flavoring
  • Volatile acidity, a term used in winemaking to indicate an unacceptably high level of acid or vinegar and baking soda.

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