September 12th, 2018, 12:53 pm
Well it is not the same thing, is it?
Say these two time series.
[img]data:image/png;base64,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[/img]
They have negative correlation of daily returns, and positive correlation of weekly returns. And it is not difficult to find examples.
You should use which ever is relevant to the question you are trying to answer.
Having said that, in three months there aren't that many weekly returns, so you probably have to stick with daily.