Gerd Jochens Lars Kruse Eike Schmidt Ansgar Stammermann Wolfgang Nebel Power Macro-Modelling for Firm-Macro. 24-35 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=1918&spage=0024 2000 conf/patmos/2000 PATMOS db/conf/patmos/patmos2000.html#JochensKSSN00