| Variables | Definition | Measurement |
| Activity sector | The professional environment in which workers practices | 1 = Private sector; 0 = Public sector |
| Professional experience in the company | Numbers of experience’s years of the worker in the company | 1 = Two completed years; 0 = Over two years old |
| Subjective job quality | Perception of job quality that the worker has | 1 = Good job quality; 0 = Poor job quality |
| Sex | Physiological nature of a man or a woman | 1 = Man; 0 = Woman |
| Age | Number of years lived by the worker since birth | 0 = [15 - 24]; 1 = [25 - 34]; 2 = [35 - 59]; 3 = [60 - +[ |
| Marital status | Marital status of a person under the law | 0 = Never married or cohabiting; 1 = Married; 2 = Divorced or separated; 3 = Widowed |
| Educational level | Highest educational level attained by worker | 0 = No level; 1 = Primary; 2 = Secondary; 3 = University |
| Way of obtaining employment | Means used by the worker to find his job | 0 = By advertisements; 1 = Personal relationships; 2 = Directly to the employer |
| Company size | The size of company is captured here by the number of workers | 0 = Don’t know; 1 = [10 - 199]; 2 = More than 199 |
| Branch activity | Branch in which the worker practices | 1 = Agriculture; 2 = Industry; 3 = Trade; 4 = Service |
| Duration of unemployment before obtaining job | Total time in months put into unemployment before obtaining job | 0 = 0 month; 1 = ]0 - 2]; 2 = ]2 - 5]; 3 = ]5 - 12]; 4 = ]12 - +[ |