Top Network Posts
- 19Replacing NAs with latest non-NA value
- 19How to annualize Sharpe Ratio?
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- 17Aggregate (count) rows that match a condition, group by unique values
- 15Polynomial expectations of generic distributions
- 14efficient row-wise operations on a data.table
- 14From a high frequency point of view, with a price prediction and assuming infinite leverage, how do you determine optimal trade size?
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1 Why was “how-is-insider-trading-tracked” migrated? dec 31 '11
1 Should we delete some off-topic questions? nov 24 '11
1 Why is cross posting bad form? nov 24 '11