Como ya se ha dicho, se supone que ello forma parte de la política migratoria común de la Unión Europea, que aborda el factor de atracción del posible empleo, a menudo dentro de la economía informal y entre trabajadores vulnerables y no organizados.
As has already been said, this is supposed to be part of the common immigration policy of the European Union, dealing with the pull factor of possible work, often within the informal economy and amongst vulnerable and non-organised workers.