<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by DFIN XBRL Schema Document - http://www.dfinsolutions.com/ - on 20-08-2026 05:46:27 AM -->
<!-- Copyright(c) 2026 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<schema targetNamespace="http://www.cbreim.com/20260820" elementFormDefault="qualified" xmlns:fnd="http://xbrl.sec.gov/fnd-cef/2025" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:cgreif="http://www.cbreim.com/20260820" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:rr="http://xbrl.sec.gov/rr/2021" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:cef="http://xbrl.sec.gov/cef/2025" xmlns:xlink="http://www.w3.org/1999/xlink">
    <annotation>
        <appinfo>
            <link:linkbase>
                <link:roleRef roleURI="http://xbrl.sec.gov/cef/role/N2" xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#N2"/>
                <link:roleRef roleURI="http://xbrl.sec.gov/cef/role/RiskOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#RiskOnly"/>
                <link:roleRef roleURI="http://xbrl.sec.gov/cef/role/SecurityOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#SecurityOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/cef/role/CoregistrantOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#CoregistrantOnly"/>
				<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
				<link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cef/role/N2">	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#cef_AllCoregistrantsMember" xlink:label="AllCoregistrantsMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="DebtInstrumentNameDomain"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain" xlink:label="ClassOfStockDomain"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#cef_AllRisksMember" xlink:label="AllRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_StockMarketRisksMember" xlink:label="StockMarketRisksMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="StockMarketRisksMember" order="1.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_CommonStockRiskMember" xlink:label="CommonStockRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="CommonStockRiskMember" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignSecuritiesRisksMember" xlink:label="ForeignSecuritiesRisksMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="ForeignSecuritiesRisksMember" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignCurrencyRiskMember" xlink:label="ForeignCurrencyRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="ForeignCurrencyRiskMember" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_EmergingMarketsRisksMember" xlink:label="EmergingMarketsRisksMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="EmergingMarketsRisksMember" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_LeverageRiskMember" xlink:label="LeverageRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="LeverageRiskMember" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_SmallCapRiskMember" xlink:label="SmallCapRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="SmallCapRiskMember" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_PreferredSecuritiesMember" xlink:label="PreferredSecuritiesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="PreferredSecuritiesMember" order="8.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_IlliquidSecuritiesMember" xlink:label="IlliquidSecuritiesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="IlliquidSecuritiesMember" order="9.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_LowerRatedSecuritiesMember" xlink:label="LowerRatedSecuritiesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="LowerRatedSecuritiesMember" order="10.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_StrategicTransactionsMember" xlink:label="StrategicTransactionsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="StrategicTransactionsMember" order="11.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_InflationRiskMember" xlink:label="InflationRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="InflationRiskMember" order="12.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_DeflationRiskMember" xlink:label="DeflationRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="DeflationRiskMember" order="13.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDiscountRiskMember" xlink:label="MarketDiscountRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="MarketDiscountRiskMember" order="14.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_InvestmentRiskMember" xlink:label="InvestmentRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="InvestmentRiskMember" order="15.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_AntiTakeoverProvisionsMember" xlink:label="AntiTakeoverProvisionsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="AntiTakeoverProvisionsMember" order="16.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDisruptionRiskMember" xlink:label="MarketDisruptionRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="MarketDisruptionRiskMember" order="17.0" />
					<link:loc xlink:type="locator" xlink:href="#cgreif_ConcentrationRiskMember" xlink:label="ConcentrationRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="ConcentrationRiskMember" order="18.0" />
				</link:presentationLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cef/role/CoregistrantOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#cef_AllCoregistrantsMember" xlink:label="AllCoregistrantsMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cef/role/SecurityOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="DebtInstrumentNameDomain"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain" xlink:label="ClassOfStockDomain"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cef/role/RiskOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cef/2025/cef-2025.xsd#cef_AllRisksMember" xlink:label="AllRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_StockMarketRisksMember" xlink:label="StockMarketRisksMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="StockMarketRisksMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_CommonStockRiskMember" xlink:label="CommonStockRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="CommonStockRiskMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignSecuritiesRisksMember" xlink:label="ForeignSecuritiesRisksMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="ForeignSecuritiesRisksMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignCurrencyRiskMember" xlink:label="ForeignCurrencyRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="ForeignCurrencyRiskMember" order="4.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_EmergingMarketsRisksMember" xlink:label="EmergingMarketsRisksMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="EmergingMarketsRisksMember" order="5.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_LeverageRiskMember" xlink:label="LeverageRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="LeverageRiskMember" order="6.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_SmallCapRiskMember" xlink:label="SmallCapRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="SmallCapRiskMember" order="7.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_PreferredSecuritiesMember" xlink:label="PreferredSecuritiesMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="PreferredSecuritiesMember" order="8.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_IlliquidSecuritiesMember" xlink:label="IlliquidSecuritiesMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="IlliquidSecuritiesMember" order="9.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_LowerRatedSecuritiesMember" xlink:label="LowerRatedSecuritiesMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="LowerRatedSecuritiesMember" order="10.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_StrategicTransactionsMember" xlink:label="StrategicTransactionsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="StrategicTransactionsMember" order="11.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_InflationRiskMember" xlink:label="InflationRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="InflationRiskMember" order="12.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_DeflationRiskMember" xlink:label="DeflationRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="DeflationRiskMember" order="13.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDiscountRiskMember" xlink:label="MarketDiscountRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="MarketDiscountRiskMember" order="14.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_InvestmentRiskMember" xlink:label="InvestmentRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="InvestmentRiskMember" order="15.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_AntiTakeoverProvisionsMember" xlink:label="AntiTakeoverProvisionsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="AntiTakeoverProvisionsMember" order="16.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDisruptionRiskMember" xlink:label="MarketDisruptionRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="MarketDisruptionRiskMember" order="17.0"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ConcentrationRiskMember" xlink:label="ConcentrationRiskMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllRisksMember" xlink:to="ConcentrationRiskMember" order="18.0"/>
				</link:definitionLink>
				<link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
					<link:loc xlink:type="locator" xlink:href="#cgreif_StockMarketRisksMember" xlink:label="StockMarketRisksMember"/>
					<link:label xlink:type="resource" xlink:label="label_StockMarketRisksMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Stock Market Risks [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockMarketRisksMember" xlink:to="label_StockMarketRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_CommonStockRiskMember" xlink:label="CommonStockRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_CommonStockRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Common Stock Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockRiskMember" xlink:to="label_CommonStockRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignSecuritiesRisksMember" xlink:label="ForeignSecuritiesRisksMember"/>
					<link:label xlink:type="resource" xlink:label="label_ForeignSecuritiesRisksMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Foreign Securities Risks [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignSecuritiesRisksMember" xlink:to="label_ForeignSecuritiesRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ForeignCurrencyRiskMember" xlink:label="ForeignCurrencyRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_ForeignCurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Foreign Currency Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyRiskMember" xlink:to="label_ForeignCurrencyRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_EmergingMarketsRisksMember" xlink:label="EmergingMarketsRisksMember"/>
					<link:label xlink:type="resource" xlink:label="label_EmergingMarketsRisksMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Emerging Markets Risks [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmergingMarketsRisksMember" xlink:to="label_EmergingMarketsRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_LeverageRiskMember" xlink:label="LeverageRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_LeverageRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Leverage Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LeverageRiskMember" xlink:to="label_LeverageRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_SmallCapRiskMember" xlink:label="SmallCapRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_SmallCapRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Small Cap Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SmallCapRiskMember" xlink:to="label_SmallCapRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_PreferredSecuritiesMember" xlink:label="PreferredSecuritiesMember"/>
					<link:label xlink:type="resource" xlink:label="label_PreferredSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Preferred Securities [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredSecuritiesMember" xlink:to="label_PreferredSecuritiesMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_IlliquidSecuritiesMember" xlink:label="IlliquidSecuritiesMember"/>
					<link:label xlink:type="resource" xlink:label="label_IlliquidSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Illiquid Securities [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IlliquidSecuritiesMember" xlink:to="label_IlliquidSecuritiesMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_LowerRatedSecuritiesMember" xlink:label="LowerRatedSecuritiesMember"/>
					<link:label xlink:type="resource" xlink:label="label_LowerRatedSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Lower Rated Securities [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LowerRatedSecuritiesMember" xlink:to="label_LowerRatedSecuritiesMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_StrategicTransactionsMember" xlink:label="StrategicTransactionsMember"/>
					<link:label xlink:type="resource" xlink:label="label_StrategicTransactionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Strategic Transactions [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StrategicTransactionsMember" xlink:to="label_StrategicTransactionsMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_InflationRiskMember" xlink:label="InflationRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_InflationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Inflation Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InflationRiskMember" xlink:to="label_InflationRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_DeflationRiskMember" xlink:label="DeflationRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_DeflationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Deflation Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeflationRiskMember" xlink:to="label_DeflationRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDiscountRiskMember" xlink:label="MarketDiscountRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_MarketDiscountRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Market Discount Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketDiscountRiskMember" xlink:to="label_MarketDiscountRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_InvestmentRiskMember" xlink:label="InvestmentRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_InvestmentRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Investment Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentRiskMember" xlink:to="label_InvestmentRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_AntiTakeoverProvisionsMember" xlink:label="AntiTakeoverProvisionsMember"/>
					<link:label xlink:type="resource" xlink:label="label_AntiTakeoverProvisionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Anti Takeover Provisions [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AntiTakeoverProvisionsMember" xlink:to="label_AntiTakeoverProvisionsMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_MarketDisruptionRiskMember" xlink:label="MarketDisruptionRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_MarketDisruptionRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Market Disruption Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketDisruptionRiskMember" xlink:to="label_MarketDisruptionRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#cgreif_ConcentrationRiskMember" xlink:label="ConcentrationRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_ConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Concentration Risk [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskMember" xlink:to="label_ConcentrationRiskMember"/>
				</link:labelLink>
			</link:linkbase>
		</appinfo>
	</annotation>
	<import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
	<import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
	<import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
	<import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
	<import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
	<import namespace="http://xbrl.sec.gov/cef/2025" schemaLocation="https://xbrl.sec.gov/cef/2025/cef-2025.xsd"/>
	<import namespace="http://xbrl.sec.gov/cef-pre/2025" schemaLocation="https://xbrl.sec.gov/cef/2025/cef-2025_pre.xsd"/>
	<import namespace="http://xbrl.sec.gov/fnd-cef-pre/2025" schemaLocation="https://xbrl.sec.gov/fnd/2025/fnd-cef-2025_pre.xsd"/>
	<element name="StockMarketRisksMember" id="cgreif_StockMarketRisksMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="CommonStockRiskMember" id="cgreif_CommonStockRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ForeignSecuritiesRisksMember" id="cgreif_ForeignSecuritiesRisksMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ForeignCurrencyRiskMember" id="cgreif_ForeignCurrencyRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="EmergingMarketsRisksMember" id="cgreif_EmergingMarketsRisksMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="LeverageRiskMember" id="cgreif_LeverageRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SmallCapRiskMember" id="cgreif_SmallCapRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="PreferredSecuritiesMember" id="cgreif_PreferredSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="IlliquidSecuritiesMember" id="cgreif_IlliquidSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="LowerRatedSecuritiesMember" id="cgreif_LowerRatedSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="StrategicTransactionsMember" id="cgreif_StrategicTransactionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="InflationRiskMember" id="cgreif_InflationRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="DeflationRiskMember" id="cgreif_DeflationRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MarketDiscountRiskMember" id="cgreif_MarketDiscountRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="InvestmentRiskMember" id="cgreif_InvestmentRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AntiTakeoverProvisionsMember" id="cgreif_AntiTakeoverProvisionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MarketDisruptionRiskMember" id="cgreif_MarketDisruptionRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ConcentrationRiskMember" id="cgreif_ConcentrationRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
</schema>
