National Material Capabilities Data, 1816-1985
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资源简介：
This collection contains demographic, military, and industrial indicators for each international system member for the years 1816-1985. There are two identification variables and seven substantive variables, which include urban and total populations, military expenditure, military personnel, iron and steel production, and energy consumption. Each system member is also coded as a major or minor power for each year.
创建时间：
2014-01-10
