1. Is vertical integration profitable?;Buzzell;Harvard Bus. Rev.,1983
2. Make or buy decisions: vertical integration and market productivity;Anderson;Sloan Manag. Rev.,1986
3. The division of labour is limited by the extent of the market;Stigler;J. Political Economy,1951
4. Economics and Corporate Strategy Cambridge;Sutton,1980
5. Formulating vertical integration strategies;Harrigan;Acad. Manag. Rev.,1984