Stata Quick Reference and Index

136 Subject index
operators, continued [U] 13.2 Operators
order of evaluation, [U] 13.2.5 Order of evaluation,
all operators
OPG, [R] ml, [R] vce option, [XT] vce options
oprobit command, [R] oprobit, [R] oprobit
postestimation, also see postestimation command
optimization, [M-3] mata set, [M-5] moptimize( ),
[M-5] optimize( ), [M-6] Glossary
optimize() function, [M-5] optimize( )
optimize() function, [M-5] optimize( )
optimize evaluate() function, [M-5] optimize( )
optimize evaluate() function, [M-5] optimize( )
optimize init *() functions, [M-5] optimize( )
optimize query() function, [M-5] optimize( )
optimize result *() functions, [M-5] optimize( )
options, [U] 11 Language syntax
in a programming context, [P] syntax, [P] unab
repeated, [G] concept: repeated options
or operator, [U] 13.2.4 Logical operators
ORACLE, reading data from, [D] odbc,
[U] 21.4 Transfer programs
order() function, [M-5] sort( )
order command, [D] order
order statistics, [D] egen, [R] lv
ordered
logistic regression, [SVY] svy estimation
logistic regression imputation, see imputation,
ordered logistic regression
logit, [R] ologit
ordered probit regression, [SVY] svy estimation
probit, [R] oprobit
ordering
observations, [D] sort; [D] gsort
variables, [D] order, [D] sort
ordinal outcome model, [R] ologit, [R] oprobit,
[R] rologit, [R] slogit, also see polytomous
outcome model
ordinary least squares, see linear regression
ordination, [MV] Glossary
orgtype, [M-2] declarations, [M-6] Glossary
orgtype() function, [M-5] eltype( )
orientationstyle, [G] orientationstyle
orthog command, [R] orthog
orthogonal
matrix, [M-6] Glossary
polynomials, [R] orthog
rotation, [MV] factor postestimation,
[MV] Glossary, [MV] rotate, [MV] rotatemat
transformation, [MV] Glossary
orthogonalized impulse–response function,
[TS] Glossary, [TS] irf, [TS] var intro, [TS] vec
[TS] vec intro,
orthonormal basis, [P] matrix svd
orthpoly command, [R] orthog
other graph commands, [G] graph other
.out filename suffix, [D] outsheet, [U] 11.6 Filenaming
conventions
outer
fence, [R] lv
product, [D] cross
product of the gradient, see OPG
outfile command, [D] outfile
outliers, [R] lv, [R] qreg, [R] regress postestimation,
[R] rreg
outlines, suppressing, [G] linestyle
outlining regions, [G] region options
out-of-sample predictions, [R] predict, [R] predictnl,
[U] 20.9.3 Making out-of-sample predictions
output,
controlling the scrolling of, [R] more
displaying, [P] display, [P] smcl
formatting numbers, [D] format
printing, [R] translate, [U] 15 Saving and printing
output—log files
recording, [R] log
suppressing, [P] quietly
output, set subcommand, [P] quietly, [R] set
output settings, [P] creturn
outsheet command, [D] outsheet
outside values, [R] lv
over() option, [G] graph bar, [G] graph box,
[G] graph dot
overid, estat subcommand, [R] gmm postestimation,
[R] ivregress postestimation
overidentifying restrictions, [XT] Glossary
overloading, class program names, [P] class
ovtest, estat subcommand, [R] regress
postestimation
P
P charts, [G] graph other
pac command, [TS] corrgram
pagesize, set subcommand, [R] more, [R] set
paging of screen output, controlling, [P] more,
[R] more
paired-coordinate plots, [G] graph twoway pcarrow,
[G] graph twoway pccapsym, [G] graph
twoway pcscatter, [G] graph twoway pcspike
pairwise, estat subcommand, [MV] mds
postestimation
pairwise
combinations, [D] cross, [D] joinby
correlation, [R] correlate
palette command, [G] palette
panel-corrected standard errors, [XT] Glossary
panel data, [M-5] panelsetup( ), [XT] Glossary,
[U] 26.15 Panel-data models
panels, variable identifying, [XT] xtset
panelsetup() function, [M-5] panelsetup( )
panelstats() function, [M-5] panelsetup( )
panelsubmatrix() function, [M-5] panelsetup( )
panelsubview() function, [M-5] panelsetup( )
Paradox, reading data from, [U] 21.4 Transfer
programs