Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Collaborationnetworks,structuralholes,andinnovation:AlongitudinalstudyGautamAhujaAdministrativeScienceQuarterly;Sep2000;45,3;ABI/INFORMGlobalpg.425Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.Reproducedwithpermissionofthecopyrightowner.Furtherreproductionprohibitedwithoutpermission.