1. Substitution and two concepts of effective rate of protection;Anderson;American Economic Review,1969
2. The measurement of real value added;Arrow,1972
3. The theory of effective protection and resource allocation;Bhagwati;M.I.T. Working Paper No. 67,1971
4. The theory of effective protection and resource allocation further examined;Bhagwati;M.I.T. Working Paper No. 68,1971
5. Protection and tariff change in general equilibrium;Bruno;Journal of International Economics,1973