How to Aggregate Data by Group Stata | Collapse in Stata

This video discussed how to collapse or aggreate data on a group variable i.e. how to sum variable for group in stata, how to find mean of varaible for a group in stata or how to find weighted average in state.

Download the exercise file:
https://payhip.com/b/nf0KU


00:00 Intro to collapse command
00:34 Aggregate a variable
3:37 Calculate mean across different groups
6:00 Single parameter for multiple variables
7:07 Multiple parameters and multiple variables
7:47 Multiple parameters of same variable
9:40 Case wise deletion
13:25 Weighted average using collapse

Download Do/Data file from the following link:
https://thedatahall.com/aggregate-dat...

Best 10 Introductory Econometrics Books
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Introduction to Econometrics by James H. Stock and Mark Watson
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Econometrics for Dummies by Roberto Pedace
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Mostly Harmless Econometrics: An Empiricist’s Companion by Joshua
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Using Econometrics: A Practical Guide by A. H. Studenmund
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