examining supply gaps and surpluses in the automotive cluster tennessee matthew n murray associate director center for business economic research project paula dowell graduate assistant prepared by college of administration university knoxville state department community development may 1999 ii contents i introduction 1 methodology analysis 2 what is an elements driven input output identification 4 iii manufacturing linkages 6 value added production chain 7 iv market trends parts suppliers 17 mergers acquisitions modules components 18 oem s integral role auto v clusters as a policy tool vi conclusion 20 vii appendix 22 tables table page primary tier motor vehicle supplier industries 3 location quotients 9 10 5 under represented