New post: Advice: positive-sum, zero-sum, or negative-sum http://andrewgelman.com/2014/04/09/advice-positive-sum-zero-sum-negative-sum/ …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
New post: Advice: positive-sum, zero-sum, or negative-sum http://andrewgelman.com/2014/04/09/advice-positive-sum-zero-sum-negative-sum/ …