In this paper, we introduce uncertainty of the labour productivity of women in a competitive model of wage determination. We demonstrate that more qualified women are then offered much lower wages than men at the equilibrium. This result is consistent with the glass ceiling hypothesis according...

Using the principal-agent- supervisor paradigm, this paper examines the occurrence of collusion in a setting where the principal has no information about the supervisor and the agent does not necessarily know the supervisor’s preferences. We formally prove the occurrence of collusion is more...

This purpose of our paper is to explores the consequences of uncertainty on the remittances.These transfers are sent by a diaspora of emigrants who are motivated by altruism rather than pure self-interest. Migrants are assumed to care about the consumption of home-resident family members as well...

The main purpose of this paper is to study the economic behavior of migrants under uncertainty . We show , in particular, that the impact of the probability of return remains ambiguous regarding both the savings and labor participation of the migrants , this theoritical finding seems to...

Under Principal-Agent-Supervisor paradigm, we examine in this paper how a tax collection agency changes optimal schemes in order to lessen the occurrence of corruption between the tax collector and the taxpayer. The Principal, who maximizes the expected net fiscal revenue, reacts by decreasing...

This paper examines the main determinants of firms tax evasion and corruption in the formal industrial sector. In our model psychological morale of bureaucratic agents are important to explain corruption.It is shown that the presence of rents linked to favoritism and patronage practices is...

This paper is part of a large research agenda by our Institute on the causes and consequences of moroccan corruption . This paper analyzes theoretically and empirically the main determinants of firms corruption in Morocco firms in the formal sector. It is shown that the presence of rents linked...