1. Acemoglu D. — Aghion P. — Griffith R. — Zilibotti F., «Vertical Integration and Technology: Theory and Evidence», CEPR, Discussion Paper, no. 5258, 2005.
2. Acemoglu D. — Johnson S. — Mitton T., «Determinants of Vertical Integration: Finance, Contracts and Regulation», NBER, Working Paper, no. 11424, 2005.
3. Amiti M. — Wei S.J., «Fear of Service Outsourcing: is it Justified?», IMF, Working Paper, no. 04/186, 2004.
4. Antras P. — Helpman E., «Global Sourcing», CEPR, Discussion Paper, no. 4170, 2004.
5. Armour H.O. — Teece D.J., «Vertical Integration and Technological Innovation», Review of Economics and Statistics, no. 62, 1980, pages 490–494.