<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0185-1667</journal-id>
<journal-title><![CDATA[Investigación económica]]></journal-title>
<abbrev-journal-title><![CDATA[Inv. Econ]]></abbrev-journal-title>
<issn>0185-1667</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Economía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-16672006000300181</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El análisis económico de los movimientos migratorios internacionales: nuevas propuestas de regulación]]></article-title>
<article-title xml:lang="en"><![CDATA[The Economic Analysis of the International Migratory Movements: New Proposals of Regulation]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Casado Francisco]]></surname>
<given-names><![CDATA[Montserrat]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina Sánchez]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oyarzun de La Iglesia]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Complutense de Madrid  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2006</year>
</pub-date>
<volume>65</volume>
<numero>257</numero>
<fpage>181</fpage>
<lpage>210</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-16672006000300181&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-16672006000300181&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-16672006000300181&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: En el presente artículo se examinan las principales consecuencias de la inmigración para el mercado laboral y el bienestar de los países receptores, utilizando un modelo neoclásico relativamente sencillo. Se ponen de relieve las pérdidas de eficiencia derivadas de la regulación de los flujos de entrada de los trabajadores mediante cuotas, instrumento que se viene aplicando desde hace bastante tiempo en los países receptores, en especial en aquellos que han pasado en pocos años de ser emisores netos a receptores netos de inmigrantes, como es el caso de España. Frente a esta pérdida de eficiencia, renta y bienestar generada por una regulación mediante cuotas, se propone un instrumento intermedio entre el actual y el que daría lugar a la situación optima desde el punto de vista económico, la apertura total de las fronteras. Este instrumento es un impuesto o pago por la utilización del factor trabajo no nativo, que permite proteger al trabajo nativo sustitutivo del trabajo inmigrante con menor pérdida de bienestar que la cuota, esto es, se propone arancelizar la protección implícita en la cuota. Este pago tiene otra serie de ventajas, entre las que se destacan la transparencia frente al sistema actual, y la posibilidad de negociar bilateralmente o multilateralmente reducciones de esta suerte de arancel, igual que se lleva a cabo con los instrumentos para proteger las industrias locales o los servicios en la Organización Mundial del Comercio (OMC).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This paper examines the main consequences of migrant flows on the labour market and welfare of host countries, using a relatively simple neoclassical model. Paper points out the loss of efficiency resulted from controlling inmigrant flows via a quota, an instrument that is being applied widely in host countries, especially in those, like Spain, that in a few years changed from being net issuers to net receivers of workers. To avoid the loss of efficiency, income and welfare derived from the control of inmigrant flows using a quota, this paper proposes an intermediate instrument between nowadays regulation and the free movement of labour (which, on the other hand, leads to the optimal result from an economic point of view). This instrument is a tax or a payment to be made for the use of non native labour. This tax allows to protect from external competence sustitutive domestic labour with less welfare and efficiency losses. In other words, the aim of this instrument would be to express in tariff terms the implicit protection of domestic labour contained in a quota. Finally, this tax has also other advantages: more transparency than the quota; and the possibility of multilateral or bilateral agreements to reduce this sort of tariff on labour services, like those reached for manufactures and services in the World Trade Organization (WTO).]]></p></abstract>
</article-meta>
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