Stata Quick Reference and Index

Subject index 163
variables, continued
copying, [D] clonevar
creating, [D] varmanage
creating new, [D] separate
describing, [D] codebook, [D] notes
determining storage types of, [D] describe
displaying contents of, [D] edit, [D] list
documenting, [D] codebook, [D] labelbook,
[D] notes
dropping, [D] drop
dummy, see indicator variables
factor, see factor variables
filtering, [D] varmanage
finding, [D] lookfor
generate, summary, or grouping, [MV] cluster
generate
generating, [ST] stgen
imputed, [MI] Glossary, [MI] mi rename, [MI] mi
reset, [MI] mi set
in dataset, maximum number of, [D] describe,
[D] memory, [U] 6 Setting the size of memory
in model, maximum number, [R] matsize
list values of, [P] levelsof
listing, [D] edit, [D] list; [D] codebook,
[D] describe, [D] labelbook
mapping numeric to string, [D] destring
naming, [D] rename, [U] 11.2 Abbreviation rules,
[U] 11.3 Naming conventions
ordering, [D] sort
orthogonalize, [R] orthog
passive, [MI] Glossary, [MI] mi passive, [MI] mi
rename, [MI] mi reset, [MI] mi set, [MI] mi xeq
registered, [MI] Glossary, [MI] mi rename, [MI] mi
set
regular, [MI] Glossary, [MI] mi rename, [MI] mi
set
reordering, [D] order
setting properties of, [D] varmanage
sorting, [D] varmanage
sorting and alphabetizing, [D] sort; [D] gsort
standardizing, [D] egen
storage types, see storage types
string, see string variables
system, see system variables
tab expansion of, [U] 10.6 Tab expansion of
variable names
temporary, [P] macro
transposing with observations, [D] xpose
unabbreviating, [P] syntax, [P] unab
unique values, [D] codebook
unique values, determining, [D] inspect
unregistered, [MI] Glossary, [MI] mi rename,
[MI] mi set
varying and super varying, [MI] Glossary, [MI] mi
set, [MI] mi varying, [ST] stvary
variables, [U] 11.3 Naming conventions,
[U] 13.4 System variables ( variables)
Variables Manager, [D] varmanage
variance
estimation, [SVY] Glossary
estimators, [R] vce option
Huber/White/sandwich estimator, [SVY] variance
estimation, see robust
inflation factors, [R] regress postestimation
linearized, [SVY] variance estimation
nonconstant, [SVY] variance estimation, see robust
stabilizing transformations, [R] boxcox
variance,
analysis of, [R] anova, [R] loneway, [R] oneway
displaying, [R] summarize, [R] table, [R] tabulate,
summarize(), [XT] xtsum; [R] lv
estimators, [XT] vce options
Huber/White/sandwich estimator, see robust,
Huber/White/sandwich estimator of variance
nonconstant, see robust, Huber/White/sandwich
estimator of variance
testing equality of, [R] sdtest
variance analysis, [MV] manova
variance-comparison test, [R] sdtest
variance components, [XT] Glossary
variance–covariance matrix of estimators, [P] ereturn,
[P] matrix get, [R] correlate, [R] estat
variance–covariance matrix, obtaining,
[U] 20.8 Obtaining the variance–covariance
matrix
variance decompositions, see FEVD
variance() function, [M-5] mean( )
variance-weighted least squares, [R] vwls
variance,
creating dataset of, [D] collapse
creating variable containing, [D] egen
varimax rotation, [MV] Glossary, [MV] rotate,
[MV] rotatemat
varkeyboard, set subcommand, [R] set
varlabelpos, set subcommand, [R] set
varlist, [P] syntax, [U] 11 Language syntax,
[U] 11.4 varlists
existing, [U] 11.4.1 Lists of existing variables
new, [U] 11.4.2 Lists of new variables
time series, [U] 11.4.4 Time-series varlists
varlmar command, [TS] varlmar
varmanage command, [D] varmanage
varnorm command, [TS] varnorm
varsoc command, [TS] varsoc
varstable command, [TS] varstable
varwle command, [TS] varwle
varying
estimation sample, [MI] mi estimate
variables, see variables, varying and supervarying
varying, mi subcommand, [MI] mi varying
vce, estat subcommand, [R] estat, [SVY] estat
vce() option, [R] vce option, [XT] vce options
vec command, [TS] vec, [TS] vec postestimation
vec() function, [D] functions, [M-5] vec( ), [P] matrix
define
vecaccum, matrix subcommand, [P] matrix accum