Index: binaries/data/mods/public/simulation/templates/template_structure.xml
===================================================================
--- binaries/data/mods/public/simulation/templates/template_structure.xml
+++ binaries/data/mods/public/simulation/templates/template_structure.xml
@@ -93,6 +93,15 @@
   <Repairable>
     <RepairTimeRatio>2.0</RepairTimeRatio>
   </Repairable>
+    <Researcher>
+      <TechCostMultiplier>
+        <food>1.0</food>
+        <wood>1.0</wood>
+        <stone>1.0</stone>
+        <metal>1.0</metal>
+        <time>1.0</time>
+      </TechCostMultiplier>
+    </Researcher>
   <Resistance>
     <Entity>
       <ApplyStatus>
Index: source/tools/entity/checkrefs.py
===================================================================
--- source/tools/entity/checkrefs.py
+++ source/tools/entity/checkrefs.py
@@ -285,19 +285,20 @@
 
                 cmp_researcher = entity.find('Researcher')
                 if cmp_researcher is not None:
-                    techString = cmp_researcher.find('Technologies').text
-                    for tech in split(r'\s+', techString):
-                        if not tech:
-                            continue
-                        if tech.startswith('-'):
-                            continue
-                        if '{civ}' in tech and cmp_identity is not None and cmp_identity.find('Civ') is not None:
-                            civ = cmp_identity.find('Civ').text
-                            # TODO: This is a hack for a custom civ phase.
-                            if tech.startswith('phase') and civ != 'athen':
-                                civ = 'generic'
-                            tech = tech.replace('{civ}', civ)
-                        self.deps.append((str(fp), f'simulation/data/technologies/{tech}.json'))
+                    techString = cmp_researcher.find('Technologies')
+                    if techString is not None:
+                        for tech in split(r'\s+', techString.text):
+                            if not tech:
+                                continue
+                            if tech.startswith('-'):
+                                continue
+                            if '{civ}' in tech and cmp_identity is not None and cmp_identity.find('Civ') is not None:
+                                civ = cmp_identity.find('Civ').text
+                                # TODO: This is a hack for a custom civ phase.
+                                if tech.startswith('phase') and civ != 'athen':
+                                    civ = 'generic'
+                                tech = tech.replace('{civ}', civ)
+                            self.deps.append((str(fp), f'simulation/data/technologies/{tech}.json'))
 
     def append_variant_dependencies(self, variant, fp):
         variant_file = variant.get('file')