Each lower level establishes conditions that incite the adoption of a behaviour that fits the hierarchic relations. Particularly important are: · Members' origins, meaning groups from which they are selected: avoid as much as possible parties and candidates' representatives for it is difficult to control them; preference should be given on the basis of qualification; · The conditions of recruitment: qualification criteria; avoid that lower level personnel have higher qualifications than those of the higher level; · The recruitment and evaluation of the lower level personnel should depend on personnel of higher level, especially at the national commission. 147