起波澜 发表于 2025-3-28 16:11:21
A Context-Based Framework and Method for Learning Object Description and Searchg resources. These learning resources have covered most common education and learning areas and subjects and are always available so that the learners can access them from anywhere which has an Internet connection. Learners can flexibly choose the subjects they want and build up their own curriculumeardrum 发表于 2025-3-28 22:15:17
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Resisting Migration: Wage Rigidity and Income Distribution a mal-functioning labor market, migration will exacerbate the imperfections in the market. Consequently, it may lead to losses to the native-born population which typically are quite sizable. Another economic problem raised by migration is the additional toll imposed on the welfare-state income-disglisten 发表于 2025-3-29 12:36:19
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