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The exponentially smoothed volatility estimate EWMA 0; = 107-1+(1 1)7-1 is calculated with smoothing parameters lambda=.94. Is the process stable? What is the long run
The exponentially smoothed volatility estimate EWMA 0; = 107-1+(1 1)7-1 is calculated with smoothing parameters lambda=.94. Is the process stable? What is the long run volatility forecast? The process is stable. The long run forecast is average volatility. The process is unstable. The long run forecast does not exist. The process is stable. The long run forecastilloes not exist. The process is unstable. The long run forecast is average volatility
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