where i is the worker, g the occupation and t is the year; w is log monthly wage, gend stands for gender, exp for labor market experience; univ equals 1 if the worker holds a university diploma and pt equals 1
for part-time workers.
Next, university jobs are defined as:
• those that hire almost exclusively university graduates (at least 90% of the workforce);
• for the remaining jobs, those that pay a university wage premium above the threshold 0.10,3
statistically significant at the 10% level.