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  1. pubs.aeaweb.org

    We provide quasi-experimental estimates of the impact of social media on mental health by leveraging a unique natural experiment: the staggered introduction of Facebook across US colleges. Our analysis couples data on student mental health around the years of Facebook's expansion with a generalized difference-in-differences empirical strategy. We find that the rollout of Facebook at a ...
  2. Social Media and Mental Health by Luca Braghieri, Ro'ee Levy and Alexey Makarin. Published in volume 112, issue 11, pages 3660-93 of American Economic Review, November 2022, Abstract: We provide quasi-experimental estimates of the impact of social media on mental health by leveraging a unique natura...
  3. PXL is just a prefix of the file name Google started doing. The file type (after the dot) is the file type (mp4 or jpg). While idk why your W10 is not displaying your files, you can view the file type by enabling "view file type extension" in Windows Explorer, "view" at the top left of the window to ensure they are either a jpg or mp4.
  4. knifecenter.com

    Description SWEDPXLBM: PXLbm Folding Knife, Black Micarta Handles Fallkniven Knives The PXL is a modern, slightly larger folding knife for daily use (called EDC or every day carry). The stainless, adjustable blade is made in a stainless Elmax powder steel resulting in an edge that will keep its sharpness extremely well. The handle is in stainless steel and indestructible Micarta, other ...
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