| |||
panel study |
panel : 34 phrases in 11 subjects |
Agriculture | 1 |
Communications | 1 |
Economics | 3 |
Electronics | 1 |
Finances | 7 |
Information technology | 1 |
International trade | 9 |
Municipal planning | 4 |
Natural sciences | 1 |
Social science | 3 |
Statistics | 3 |