González,, Maria do Pilar Relative costs of working hours, social security arrangements and incentives-disincentives for workers / Maria do Pilar González, Margarida Ruivo

Relative costs of working hours, social security arrangements and incentives-disincentives for workers / Maria do Pilar González, Margarida Ruivo . - Porto : Faculdade de Economia da Universidade do Porto, 1998 . - 53 p. : il. 30 cm . - (Investigação., Trabalhos em curso; 82))
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