Immigration boosts innovation and wages in the US. The positive dynamic impact of immigration on innovation and wages dominates the short-run negative impact of increased labor supply. Increased immigration to the US since 1965 is estimated to have increased innovation and wages by 5%.

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Adam Levy investigates why researchers are sometimes reluctant to disclose their plans to colleagues.

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就是对暴力的重复

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事件发酵后,网友们的评论画风各异:有人调侃“赶紧删除这条帖子,两周内别告诉任何人”;有人脑补“卖家发现犯错时的崩溃表情”;