The advantages and disadvantages of a large population have long been a (n) (1) of discussion among economists. It has been argued that the supply of good land is limited. To (2) a large population, the good land must be worded intensively and the (3) land must be cultivated. Thus, each person (4) less and this means a lower average income (5) could be obtained with a smaller population. Other economists have argued that a large population gives more (6) for specialization and the development of facilities. (7) there is a big demand to justify them, facilities such as ports, roads and railways are not (8) to be built.
One of the difficulties in (9) a world- wide birth control program lies in the fact that official attitudes to population growth (10) from country to country depending on the level of industrial development and the availability of food and (11) materials. In th
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