Norwegian people know their income without asking anyone

Norway people know what they are earning without asking for their colleagues because there is a difference between the joint agreement, the difference in salaries is limited, gender-based salaries are also limited, Norway Low gender discrimination in the case of wages is the third country of the world.
Oslo: Norway is the country where the salary is not a secret thing. How much does the salary take? The answer to this question can be very easily detected and it does not cause any problems or any other problem.
The details of salaries, income, property and paid tax of all persons were published in a booklet, and this book was present in every library. However, in 2001, this matter also reached two hands forward and since then, all of this information is published online.
However, here the laws have been made some harder and now it is necessary to showcase their identity to know the details of any other income.