The outpouring of pledges to "rebuild" Haiti has spurred debate about how much aid will be needed, for how long and who could administer such a large program efficiently.
For many years researchers had been spurred on by an apparent paradox: that rising incomes did not make people happier in the long run.
多年以来,研究人员都无法解释这个明显的悖论:从长远来看,收入增加并不能使人过得更幸福。
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But the summer-long exercise of setting up, shooting, exhibiting, and discussing the video spurred me to explore my own roles as project creator, actor, and outside commentator.