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Then he moved to the Management Service of Baden-Wuerttemberg , lost but not the scientific career from his eyes , which led 1967 Habilitation on the topic " Participation of the state in economic competition with Ernst Forsthoff at the University of Heidelberg .
 Ernst Forsthoff, Heidelberg
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ernst Forsthoff, Heidelberg