TY - HEAR T1 - Firm Inventions in Geographic Clusters: The Moderating Role of Inventive Concentration Y1 - 2012 A1 - Vestal,Alex A1 - Danneels,Erwin KW - MBA KW - Strategy & Entrepreneurship JA - Annual Meeting of the Academy of Management CY - Boston, MA U2 - c U4 - 52384688128 ID - 52384688128 ER -