<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>20458</termId><termName>Principio de progresividad</termName><termType>PT</termType><termLanguage>es</termLanguage><termVocabulary>Tesauro</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Principio de progresividad</termSortkey><termNote label="Registro Aleph"><![CDATA[ 10299 ]]></termNote><termCreatedDate>Principio de progresividad</termCreatedDate><relation><relationType>UF</relationType><termId>20459</termId><termName>Prohibición de regresividad</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>2239</termId><termName>Principios generales del derecho</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>4016</termId><termName>Progresividad tributaria</termName><termType>PT</termType></relation></term>  </Zthes>