Knowledge check: growth rates
In time series analysis, what is the distinction between a growth rate and a difference?
Answer the question
No distinction. They're two names for the same thing.
can be negative or positive, but a
can only be positive.
is always a comparison to the immediately preceding observation, while a growth rate usually measures a longer-term change.
measures the change over time in the same units as the level series, while a growth rate is a percentage change.
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