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Random Walk and Drift

In quants, we speak about random walk with drift and that if we have a drift, b0 is different than 0, but what exactly is the drift supposed to mean? 

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It means that b0 ≠ 0.

Literally, that’s the definition of drift.

Tomorrow’s value is expected to be larger than today’s.

Or, tomorrow’s value is expected to be smaller than today’s.

Simplify the complicated side; don't complify the simplicated side.

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thanks magician 

You’re welcome.

Simplify the complicated side; don't complify the simplicated side.

Financial Exam Help 123: The place to get help for the CFA® exams
http://financialexamhelp123.com/