The basic model begins with the supposition that the connection between time and effort exerted by the worker and the fruits of his labor services is not entirely under his control. The employee can influence the amount of work accomplished, by exerting himself, but he can't control output entirely. Supposing he is on the job for a set length of time, we let e denote the effort he chooses to exert over that period of time, and we suppose that the amount of work done x has a probability distribution that is affected by; think for now of the case where e is one-dimensional, and larger values of x are more likely the larger is. leia todo o artigo