In addition, proper methods are a contributing factor in increased efficiency and positive learning outcomes.

此外，适当的方法是提高效率和产出正向学习成果的一个辅助因素。

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Various studies have shown that increased spending on education has not led to measurable improvements in learning.

各种研究表明，教育支出的增加并没有给学习成果带来明显的改善。

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Among public two-year institutions, the percentage offering distance learning courses increased from 58 percent in 1995 to 72 percent in 1997-98.

CNN: fyi.com - Study: Public higher education embracing virtual classrooms

Spending on virtually any K-12 educational initiative without having increased student learning as the ultimate priority makes no sense.

FORBES: Cramming Computers: It's Still the Same Old Story

The value of learning any particular language is increased by the number of people who already speak it.

ECONOMIST: Linguistics