<?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>1870-6622</journal-id>
<journal-title><![CDATA[EconoQuantum]]></journal-title>
<abbrev-journal-title><![CDATA[EconoQuantum]]></abbrev-journal-title>
<issn>1870-6622</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guadalajara]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-66222023000200031</article-id>
<article-id pub-id-type="doi">10.18381/eq.v20i2.7296</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Crossovers between births falls and deaths peaks during the COVID-19 pandemic: the Mexican case]]></article-title>
<article-title xml:lang="es"><![CDATA[Cruces entre caídas de nacimientos y picos de defunciones durante la pandemia de COVID-19: el caso mexicano]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Anáhuac México  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,El Colegio de México, A. C  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>20</volume>
<numero>2</numero>
<fpage>31</fpage>
<lpage>51</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-66222023000200031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-66222023000200031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-66222023000200031&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective:  To describe patterns of crossovers between births and deaths during the COVID-19 pandemic in 2020. Likewise, using vital statistics to measure delivery falls by mothers' ages.  Methodology:  To identify crossovers Official figures are presented. Predictions from a multivariate time series model are employed to dimension the birth falls in a counterfactual sense.  Results:  It is suggested that the COVID-19 pandemic is the reason for the anticipated crossover occurrence. The negative trend of births suffers a dramatic fall. However, in some cases, there are recoveries.  Limitations:  According to official figures, there may be under-recording of births and deaths due to availability and access to Register offices.  Originality:  To identify the COVID-19 impact on the anticipated occurrence of crossovers and birth falls in a country with previous public health problems.  Conclusions:  It is suggested that the anticipated occurrence of demographic crossovers resulted from the COVID-19 pandemic. The significant fall in the number of births may impacto on an accelerated aging in this country.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo:  Describir patrones de cruces entre nacimientos y defunciones durante la pandemia de COVID-19 en 2020. Asimismo, medir las caídas de nacimientos por edad de las madres utilizando estadísticas vitales.  Metodología:  Se presentan cifras oficiales para identificar cruces. Para dimensionar las caídas de nacimientos en un sentido contrafactual, se emplean pronósticos provenientes de un modelo multivariado de series de tiempo.  Resultados:  Se sugiere que la ocurrencia de cruces anticipados podría explicarse por la pandemia de COVID-19. La tendencia negativa de los nacimientos sufrió una caída dramática; sin embargo, en algunos casos hubo recuperaciones.  Limitaciones: Puede haber subregistro de nacimientos y defunciones según cifras oficiales por disponibilidad y acceso a las oficinas del Registro civil.  Originalidad: Identificar el impacto del COVID-19 en la ocurrencia anticipada de cruces, así como caídas de nacimientos, en un país con problemas previos de salud pública.  Conclusiones:  Se sugiere que la pandemia de COVID-19 anticipó la ocurrencia de cruces demográficos en México. Las bruscas caídas en natalidad pueden ser un detonante para acelerar el envejecimiento en este país.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[births]]></kwd>
<kwd lng="en"><![CDATA[demographic crossovers]]></kwd>
<kwd lng="en"><![CDATA[deaths]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
<kwd lng="en"><![CDATA[J11]]></kwd>
<kwd lng="en"><![CDATA[J13]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[nacimientos]]></kwd>
<kwd lng="es"><![CDATA[cruces demográficos]]></kwd>
<kwd lng="es"><![CDATA[defunciones]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="es"><![CDATA[J11]]></kwd>
<kwd lng="es"><![CDATA[J13]]></kwd>
</kwd-group>
</article-meta>
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