Stata cond function

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August undefined, 2024

WebNov 19, 2016 · cond () is strictly a function, not a command. More crucially, you don't give a data example or tell us what code you tried, so it remains unclear what the question is. … WebSep 4, 2024 · 1 Answer Sorted by: 2 You need to use 'or' ( ) instead of 'and' ( & ): sysuse auto, clear generate x = . replace x = 5 if price == 4099 replace x = 5 if price == 4749 generate y …

Stata FAQ: Calculating the maximum and minimum of a sequence

WebStata has two built-in variables called _n and _N. _n is Stata notation for the current observation number. _n is 1 in the first observation, 2 in the second, 3 in the third, and so on. _N is Stata notation for the total number of observations. Let’s see how _n and _N work. WebThe same result can be achieved even more concisely, given that in Stata a true condition is evaluated as 1 and a false condition as 0 (Cox 2005). uniform() < .6is ... Kantor, D., and N. J. Cox. 2005. Depending on conditions: A tutorial on the cond() function. Stata Journal 5: 413{420. Title: The Stata Journal Author: Stata Press Subject: Stata ... tax evasion gd

Counting from _n to _N - University of California, Los Angeles

WebJun 25, 2024 · There are many different functions in Stata that you can use to generate new variables or perform calculations. For example, the cond () function which we cover in this post, or the sqrt () function which you can use to instantly calculate the square root of all the observations in a variable. WebMar 21, 2024 · cond (p_religb==7000 & inrange (`v', 2000, 2999), 5, /// cond (p_religb==7000 & !inrange (`v', 2000, 2999) & ! (inrange (`v', 7000, 9000)), 6, /// Here you have hardcoded p_religb and not religb, which means that your two variables are defined differently. WebThe Stata Journal Volume 5 Number 3 : pp. 413-420 Subscribe to the Stata Journal Depending on conditions: a tutorial on the cond () function Abstract. This is a tutorial on … tax evasion rules in uae

Counting from _n to _N - University of California, Los Angeles

WebStata conditional command - YouTube 0:00 / 5:45 Stata conditional command 272analytics Videos 3K subscribers Subscribe 7.8K views 5 years ago Stata Data Utilities Learn how to … WebJul 22, 2013 · There are 48 such observations. When you do a "programming if", the execution is: Stata reaches the if statement and decides whether the condition is … tax evasion phrasesWebStata has two built-in variables called _n and _N. _n is Stata notation for the current observation number. _n is 1 in the first observation, 2 in the second, 3 in the third, and so … tax evasion usage

"WebMar 14, 2024 · Given an expression that can be true or false when evaluated, Stata will return 1 when the expression is true and 0 when it is false. So, with such a generate statement, Stata automatically loops over observations, returning 1 for observations for which the expression is true and 0 for the others. " - Stata cond function

Stata cond function

WebNov 16, 2024 · It is just tempting to look at a cond() solution, because cond() is a good general do-it-yourself function in which you spell out what you want given two possible … WebSep 4, 2024 · 1 Answer Sorted by: 2 You need to use 'or' ( ) instead of 'and' ( & ): sysuse auto, clear generate x = . replace x = 5 if price == 4099 replace x = 5 if price == 4749 generate y = 5 if price == 4099 price == 4749 Alternatively you can use the inlist () function: generate z = 5 if inlist (price, 4099, 4749) Results:

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WebThe cond() function yields one of two results, depending on whether its ﬁrst ar-gument is nonzero (true) or zero (false). See Kantor and Cox (2005) for a tutorial if desired. The … WebThe equivalent of Excel's IF () in Stata is function cond (). Such as in the following example: generate dollar_price=cond (foreign, price*1.33, price) which generates a dollar_price …

WebJun 22, 2024 · Otherwise your new variable could be max (,) or min (,) of the two variables as each function ignores missings when possible. cond (!missing (more_children), more_children, more_children_pregnant) is a way to do it with cond () but max (more_children, more_children_pregnant) is in my view better. 1 like William Lisowski Join … WebMar 26, 2024 · 1 The following works for me: sysuse auto, clear generate price2 = price + 5345 egen a_price = mean (price) if foreign == 0 egen b_price = mean (price2) if foreign == 1 replace a_price = b_price if foreign == 1 Share Follow answered Mar 25, 2024 at 14:15 user8682794 Add a comment 0 This should work

WebRemarks and examples stata.com The condition number of a matrix A is cond = norm(A, p) norm(A 1, p) These functions return missing when A is singular. Values near 1 indicate … http://radyakin.org/statalist/text/conditions.htm

WebUseful Stata Commands (for Stata versions 13, 14, & 15) Kenneth L. Simons – This document is updated continually. For the latest version, open it from the course disk space. – This document briefly summarizes Stata commands useful in ECON-4570 Econometrics and ECON-6570 Advanced Econometrics.

WebPlotting the graph of the cube function x3 = y underlines that it is single-valued and deﬁned for arguments everywhere on the real line. So also is the inverse or cube root function x = y1/3 = 3 √ y. In Stata, you can see a graph of the cube function by typing, say, twoway function x^3, range(-5 5) (ﬁgure 1). To see a graph of its inverse, taxe venise 2023Web436 Speaking Stata The cond() function oﬀers clear and clean coding once you understand its basic form. In the simplest variant—that shown here—the ﬁrst argument is a true-or-false ... (`condition´) With Stata code—or more generally any code in similar software—there is always thequestionofwhatcouldgowrong ... brimedika otistaWebUseful Stata Commands (for Stata versions 13, 14, & 15) Kenneth L. Simons – This document is updated continually. For the latest version, open it from the course disk … brime de sog zamoraWebThese are missing values. For example, the value of rep78 for the AMC Spirit is missing. Stata treats a missing value as positive infinity, the highest number possible. So, when we said list if rep78 >= 4, Stata included the observations where rep78 was ‘. ' as well. If we wanted to include just the valid (non-missing) observations that are ... brim druk 3dWebgen z = cond(missing(x, y), ., (x > y)) That way it's explicit what happens with missings. And it's quite easy to put in words: If there are missings on any x or y, return missing; otherwise evaluate (x > y). Yet more variables can be packed into the -missing()-: gen z = cond(missing(x, y, a, b), ., (x > y) & (a == b)) tax exempt status ohioWebconducted, one for each cond() function. The irecode() function in the third example, however, is fed one draw from runiform(). The function compares this one draw with the cutpoints provided by the user and assigns group membership accordingly. References Buis, M. L. 2007. Stata tip 48: Discrete uses for uniform(). Stata Journal 7: 434–435. tax evasion cbdthttp://radyakin.org/statalist/text/conditions.htm tax filing marital status