EXTERNAL KNOWLEDGE ACQUISITION STRATEGIES AND PERFORMANCE: A MULTI-LEVEL EXAMINATION SRINIVAS SRIDHARAN Richard Ivey School of Business University of Western Ontario MARY CROSSAN Richard Ivey School of Business University of Western Ontario HARI BAPUJI I.H. Asper School of Business University of Manitoba Published in the Proceedings of Organizational Learning and Knowledge Capabilities Conference 2007 Keywords: Knowledge Management Strategies, Multi-level Research, Organizational Learning