CIPOLLA, Francisco Paulo <br/><br/>
Os limites da participação dos trabalhadores nos ganhos das empresas 

 - São Paulo :  Editora 34,  out.dez. 2007 
<br/><br/> The limits of workers’ share in profits. This article argues that workers´ share in profits are actually a share in extra surplus value obtained by means of more intensified labor. Cost reductions obtained by means of more intensified lean production methods cause wages to represent a smaller fraction of the product of a working day when measured at market value. The increased market rate of surplus value is the basis for workers´ shares in profits. However, as competition continuously levels out such advantages, the share in profits becomes dependent on a continuous strive to reducing costs and intensifying labor