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Recent experience should have taught us that vague , " creatively ambiguous " wording might well lead us once again to disappointing dead ends . They are also at the core of the unfinished agenda of trade liberalization left over from the Tokyo and Uruguay Rounds . Gauthier and her colleagues have argued for a somewhat different domain-general hypothesis , according to which the right FFA is specialized for discriminating between any structurally similar exemplars of a given category for which the subject is an expert ( Tarr and Gauthier , 2000 ) . Using the criteria of consistent orientation tuning and response reduction by the closing lines , 30 % to 40 % of the cells of V2 were found to signal illusory contours of one or the other type , and the results obtained with the two types of contour were highly correlated ( Peterhans and von der Heydt , 1989 ; von der Heydt and Peterhans , 1989 ) . Someone might think that this rule by rule checking is a security hole , but in fact it is n't . In opposition to the top-down cognitive approach , more bottom-up , stimulus-driven approaches have been proposed ( e.g ., Grossberg , 1997 ; Heitger and von der Heydt , 1993 ) . In the wake of significant improvements on market access for the LDCs , now might be the right time to examine how an effective utilization of the preferential regimes can be ensured for all the beneficiaries , including non-members of the WTO , beyond the possibility of a multilateral contractual instrument . It might seem a little odd that these are the categories , but they make sense if you think about it . It might help to learn it and the naming conventions are required in the later following descriptions.The Parts of a Querytree When reading the SQL representations of the querytrees in this document it is necessary to be able to identify the parts the statement is broken into when it is in the querytree structure . While recording in the temporal lobe cortical visual areas of macaques , Charles Gross and colleagues found some neurons that appeared to respond best to complex visual stimuli such as faces ( Bruce et al ., 1981 ; Desimone and Gross , 1979 ; see also Desimone , 1991 ) .