Now showing items 37-39 of 55508

    • InterCarb: A Community Effort to Improve Interlaboratory Standardization of the Carbonate Clumped Isotope Thermometer Using Carbonate Standards 

      Massachusetts Institute of Technology. Department of Earth, Atmospheric, and Planetary Sciences (American Geophysical Union, 2021-04-13)
      Increased use and improved methodology of carbonate clumped isotope thermometry has greatly enhanced our ability to interrogate a suite of Earth-system processes. However, interlaboratory discrepancies in quantifying ...
    • Age Set versus Kin: Culture and Financial Ties in east Africa 

      Moscona, Jacob; Seck, Awa Ambra (American Economic Association, 2024-09)
      We study how social organization shapes patterns of economic interaction and the effects of national policy, focusing on the distinction between age-based and kin-based groups in sub-Saharan Africa. Motivated by ethnographic ...
    • Social Media and Mental Health 

      Braghieri, Luca; Levy, Ro’ee; Makarin, Alexey (American Economic Association, 2022-11)
      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 ...