90 (No. 99 . ECONOMIC CONDITIONS (C) COMMERCE ( 1 ) DOMESTIC (a) General Conditions.-When the primitive native has come in contact with civilization and acquired a taste for European goods, he may be induced to work or bring in trade commodities in order to acquire the money to buy those goods ; his needs soon expand and lead to a demand for such articles as knives and cloth , or even gramophones and bicycles. In this way development indirectly depends upon transport facilities and railway expansion, and the greatest need of the Congo to -day is railways. European commodities are easily ob tained in Katanga from Rhodesia and the Transvaal , in the Welle from Khartum via the Nile, and in lower Congo by sea from Europe, but in the rest of the Colony they are procured only with difficulty. Cloth , beads, cutlery, and all other kindsof trade goods ' are sought after by the natives throughout the whole Congo basin , while in some districts there is a demand for tinned goods and general stores to supply the wants of Europeans.

The two most densely populated regions in the Congo are probably the central Welle and Kwango Kasai districts. Neither of these is as yet opened up to European civilization and trade. Over large portions of the latter, in fact, the sway of the Congo Government is not recognized by the inhabitants, and tax -collecting is not attempted. In the thickly populated and fertile regions of the central Welle, however, the natives are of a far higher potential value, being physically and morally of a better type. They have acquired , probably from the north , a comparatively high civilization . Their arts and crafts—ornamental iron and ivory work, &c.—their code of laws and morals, their architecture, their weapons and dress, and their display on cere