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<bibliography>

<biblioentry xreflabel="litan1983" id="litan1983">
   <authorgroup>
       <author><firstname>Robert</firstname><othername role="mi">E.</othername><surname>Litan</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Reforming federal regulation</citetitle>





   <pubdate>1983</pubdate>  

</biblioentry>
<biblioentry xreflabel="Nordhaus1986b" id="Nordhaus1986b">
   <authorgroup>
       <author><firstname>William</firstname><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Can the share economy cure our macroeconomic woes&#63;: Probably not</citetitle>
   <citetitle pubwork="journal">Journal of Comparative Economics</citetitle>

   <volumenum>10</volumenum> 

   <artpagenums>448&#x2013;453</artpagenums> 
   <pubdate>1986</pubdate>  

</biblioentry>
<biblioentry xreflabel="nordhaus1994" id="nordhaus1994">
   <authorgroup>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Managing the global commons : the economics of climate change</citetitle>





   <pubdate>1994</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson2005" id="samuelson2005">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">A.</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author>
       <author><firstname>Regina</firstname><surname>Berger</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Volkswirtschaftslehre : das internationale Standardwerk der Makro&#45; und Mikro&#246;konomie</citetitle>



   <edition>[&#220;bers. der 18. amerikan. Aufl.]</edition> 

   <pubdate>2005</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson1998" id="samuelson1998">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">A.</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author>
       <author><firstname>Michael</firstname><othername role="mi">J.</othername><surname>Mandel</surname></author>
       <author><firstname>Carl</firstname><othername role="mi">Christian/von</othername><surname>Weizs&#228;cker</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics = Volkswirtschaftslehre</citetitle>



   <edition>&#220;bers. der 15. amerikan. Ausg.&#44; Studienausg.</edition> 

   <pubdate>1998</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson2005" id="samuelson2005">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">Anthony</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics</citetitle>



   <edition>18. ed.&#44; internat. ed.</edition> 

   <pubdate>2005</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson2001" id="samuelson2001">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">Anthony</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics</citetitle>



   <edition>17. ed.&#44; internat. ed</edition> 

   <pubdate>2001</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson1998" id="samuelson1998">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">Anthony</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics</citetitle>



   <edition>16. ed</edition> 

   <pubdate>1998</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson1992" id="samuelson1992">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">Anthony</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics</citetitle>



   <edition>14. ed.&#44; intenat. ed.</edition> 

   <pubdate>1992</pubdate>  

</biblioentry>
<biblioentry xreflabel="samuelson1995" id="samuelson1995">
   <authorgroup>
       <author><firstname>Paul</firstname><othername role="mi">Anthony</othername><surname>Samuelson</surname></author>
       <author><firstname>William</firstname><othername role="mi">D.</othername><surname>Nordhaus</surname></author>
       <author><firstname>Michael</firstname><othername role="mi">J.</othername><surname>Mandel</surname></author> 
   </authorgroup>
<citetitle pubwork="article">Economics</citetitle>



   <edition>15. ed.&#44; internat. ed</edition> 

   <pubdate>1995</pubdate>  

</biblioentry>
</bibliography>
