Search results with tag "Notes on the random walk model"

Notes on the random walk model - Duke University

Nov 04, 2014 · For the random-walk-with-drift model, the k-step-ahead forecast from period n is: n+k n Y = Y + kdˆ ˆ where . dˆ is the estimated drift, i.e., the average increase from one period to the next. So, the long-term forecasts from the random-walk …

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