New researches have enriched problematics about the intervention of entreprises in the colonial world : overgoing the participation to the collective aims of national imperialist power, the oversea activity of firms is to be inserted in a business strategical logic. Far from satisfying itself of the sole imperialist brightness, the bank C.N.E.P. moulds its oversea activity in the frame of a specifical craft, the financing of commercial flows, through an insertion at every stage of several trade channels concerning oversea products (cotton, oil, wool, tropical products, etc.) : half-wholesale and wholesale trade in the metropolis, harbour trade houses, import-export firms on the oversea places, with the intent to follow the products ail alon...