[lemma=contribute] [lemma=not | □] □
[lemma=contribute] [lemma=not | □=□] □
[lemma=contribute] [lemma=not | □ & □] □
Beijing committed not to devalue its currency , an action that many feared would set off another spiral of competitive devaluations , and contributed directly to several of the rescue packages . This course offers students an opportunity to contribute directly to social change in the San Diego area . While the injury itself contributes heavily to initial and persistent symptoms , worsening of symptoms over time relates to patients ' levels of anxiety , depression , and social adversity . The Study also noted that the ability of interested countries to contribute militarily to collective defence and to peacekeeping and other new missions of the Alliance would be a factor in deciding whether to invite them to join the Alliance . Somewhat earlier , W. Arthur Lewis ( 1955 ) and Theodore Schultz ( 1961 ) in what might be termed intuitive theories of economic growth argued convincingly that education through enhancing the quality of human resources and strengthening institutions contributes significantly to long-term economic growth .