智力劳动的特征使得凝结在产品中的劳动含量与智力投资成正比，进而与其形成的智力劳动力价值成正比。
The characteristic of intelligence labor brings about a direct proportion of the labor contained in the products with the invest of intelligence, then with val-ue of the intelligence labor force.
智力劳动的特征使得凝结在产品中的劳动含量与智力投资呈正相关，进而与其所形成的智力劳动力价值呈正向相关。
The traits of intellectual labor make the sum of labor condensed in products correlate positively with the intelligence investment, which does the same to the value of intellectual labor force.
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