This paper characterizes optimal policies in the presence of tax evasion and undocumented workers. In equilibrium, domestic workers may work exclusively in the formal sector or also in the informal sector. Surprisingly, in equilibrium, wages are always equalized between domestic and undocumented...

This paper characterizes optimal policies in the presence of tax evasion and undocumented workers. Equilibrium can be characterized as segmented or non-segmented, depending on whether domestic workers work exclusively in the formal sector (segmented) or also in the informal sector...