بيد أن الآثار العملية لتحرير سوق المنتجات على أداء سوق العمل يصعب قياسها ويحتمل ألا تكون كبيرة جدا (G. Nicoletti and others, “European integration, liberalization and labor market performance”, in G. Bertola, T. Boeri and G. Nicoletti (eds. ), Welfare and Employment in a United Europe, Cambridge MA, The MIT Press, 2001, pp.
The empirical effects of product market liberalization on labour market performance, however, are difficult to gauge and probably not very large (G. Nicoletti and others, “European integration, liberalization and labor market performance”, in G. Bertola, T. Boeri and G. Nicoletti (eds.), Welfare and Employment in a United Europe, Cambridge MA, The MIT Press, 2001, pp. 147-235).