Comment on Team Obama Mastered the Science of Mass Persuasion — And Won by Mason

I think that a general rule of thumb for defining “harm” in this arena has to do with the data collection process. Each of us willfully submits data on a daily basis – we choose to give a thumbs up or thumbs down to a Pandora song, or we decide whether an email is ham or spam. We do so willingly, because we understand that giving this data will improve our user experience as a whole.

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Open Borders

In their new book Open Borders: The Science and Ethics of Immigration, Bryan Caplan and Zach Weinersmith do everything you’d think that good policy pundits should do.
They don’t just track trends or scold rivals, they identify and focus on a feasible positive policy change. They don’t just pick any old change, but focus on one of the biggest possible gains they can identify.

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