1. Abbott, Z.A., Griliches, Z., Hausman, J.A., 1989. Short run movements in productivity: Market power versus capacity utilization. Mimeo.
2. Some tests of specification for panel data: Monte Carlo evidence and an application to employment equations;Arellano;Review of Economic Studies,1991
3. Empirical studies of industries with market power;Bresnahan,1989
4. Buigues, P., Ilkowitz, F., Lebrun, J.F., 1990. The impact of the internal market by industrial sector: The challenge for member states. European Economy, Special issue.
5. Cecchini, P., Catinat, M., Jacquemin, A., 1988. 1992. The Benefits of a Single Market. Wildwood House, Aldershot.