8USTR : 2003, National Trade Estimate Report on Foreign Trade Barriers, http ://www. ustr. gov.
9Baldwin, R E. 1982," The Political Economy of Protection " J. Bhagwati & T. N. Sfinivasan, eds. , Import Competition and Response,chicago, University of Chicago Press. pp. 263-68.
10Baldwin, R E.1985, The Political Economy of Pmtwar U S Import Policy, MIT Press, Cambridge.