What are the advantages and disadvantages of fixed ratio schedules?

Fixed ratio schedules provide the advantage of motivating consistent and high levels of performance, as rewards are given after a set number of responses, encouraging individuals to work steadily towards a goal. This predictability can enhance motivation and reinforce behavior effectively. However, a disadvantage is that they can lead to burnout or decreased performance if the required ratio is perceived as too demanding, and individuals may experience a pause in responding after receiving a reward, known as the "post-reinforcement pause." Additionally, the rigidity of the schedule may not accommodate variations in individual productivity levels.