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Re: st: Log Transformation of Variable - stata.com
- https://www.stata.com/statalist/archive/2011-02/msg01481.html
- 2/28/2011 · If just the simple transformation is what you want, then your problem is that you have a function of different functions of the variable, with three transformations of the variable to be done separately in steps, rather than one single transformation that is already built into stata.
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Saving and printing output—log files - stata.com
- https://www.stata.com/manuals13/u15.pdf
- Log files record everything that happens during a session, both what you type and what Stata produces in response. Stata can also produce command log files—files that contain only what you type. These files are perfect for later going back and creating a Stata do-file. cmdlog creates command log files, and its basic syntax is
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How to take log of negative number? An Example using Stata ...
- https://www.youtube.com/watch?v=z4lFtwpv1Q8
- 6/11/2017 · Log of negative number is not possible mathematically but for econometrics research, sometimes we have to take log of negative numbers which creates missing values. Therefore, we take log of a ...
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Transformation of variable to log in panel data - Statalist
- https://www.statalist.org/forums/forum/general-stata-discussion/general/1362252-transformation-of-variable-to-log-in-panel-data
- 8/10/2018 · Yes, it works the same way in panel data. The log is the log. Of course, if your variable takes on zero or negative values then you can't do this (whether panel data or not). And whenever I see someone starting to log transform data, I always wonder why they are doing it.
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Create a new variable based on existing data in Stata
- https://kb.iu.edu/d/afrg
- Create a new variable based on existing data in Stata. Following are examples of how to create new variables in Stata using the gen (short for generate) and egen commands:. To create a new variable (for example, newvar) and set its value to 0, use: gen newvar = 0
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In regression analysis what does taking the log of a ...
- https://stats.stackexchange.com/questions/40907/in-regression-analysis-what-does-taking-the-log-of-a-variable-do
- There are two sorts of reasons for taking the log of a variable in a regression, one statistical, one substantive. Statistically, OLS regression assumes that the errors, as estimated by the residuals, are normally distributed.
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When should I take log of variables?
- https://www.researchgate.net/post/When_should_I_take_log_of_variables
- Log can be used in 2 instances, (i) when you need to interpret your results in percent changes or elasticities and (ii) to bring all variables to the same level (thereby getting rid of outliers in ...
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The Stata Blog » log linear regression
- https://blog.stata.com/tag/log-linear-regression/
- Do you ever fit regressions of the form . ln(y j) = b 0 + b 1 x 1j + b 2 x 2j + … + b k x kj + ε jby typing . generate lny = ln(y). regress lny x1 x2 … xk. The above is just an ordinary linear regression except that ln(y) appears on the left-hand side in place of y.Read more…
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Taking log of negative numbers using STATA by meo school ...
- https://www.youtube.com/watch?v=iVv2_i_B9SE
- 4/17/2018 · the formula is given in the description. sorry, I mistakenly speak that the reference paper is from Taylor and Francis but it is from Elsevier. Helo world! hope you all enjoying welcome to Meo ...
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