A fixed amount of pay for working a week or a month is a (n) ___.

The correct answer would be Salary.

Explanation:

A fixed amount of pay for working a week or a month is called Salary. When a person works for some other person or company, he receives money in return for his job done for that person or company. This money can be given on weekly or on monthly basis. Usually salary is given on monthly basis. People who receive monthly salary are usually people who are professionals and doing white collar jobs. The workers who work as a labor usually receive payments on daily basis. They are called the daily wage workers. People give their time and expertise to a person or company, and in return they receive monthly salary from the employer.

Answer: it is called a salary