There are two "sliders" - net salary, gross salary, then the total cost of the salary to the employer on top of the gross salary. One starting a job negotiates

There are two "sliders" - net salary, gross salary, then the total cost of the salary to the employer on top of the gross salary. One starting a job negotiates the gross salary. In EU positioning of these two "sliders" varies widely from country to country and one could rarely have mistaken impression that the contributions and deductions are low.