V Economics > V.01 Economic theory and methodology > V.01.02 Economic methodology > V.01.02.02 Econometrics > Variable

N Related subject areas > N.09 Mathematical and statistical methods > N.09.02 Statistics > N.09.02.03 Statistical data analysis > Variable

N Related subject areas > N.09 Mathematical and statistical methods > N.09.01 Mathematics > Variable

V Economics > V.01 Economic theory and methodology > V.01.02 Economic methodology > Probability theory > Variable

B Business economics > B.10 Operations research > Probability theory > Variable

... > N Related subject areas > N.09 Mathematical and statistical methods > N.09.01 Mathematics > Mathematics > Probability theory > Variable

... > N Related subject areas > N.09 Mathematical and statistical methods > N.09.02 Statistics > N.09.02.05 Probability theory > Probability theory > Variable