Monday assorted links by Tyler Cowen February 19, 2018 at 2:43 pm in 1. Is econ STEM? 2. Raj Chetty’s Facebook project. 3. The Korean baseball bunt contest. 4. In human genetics, indirect effects significantly outnumber direct effects. 5. Post-Damore, 46% of self-identified moderates feel less comfortable expressing their views in Silicon Valley. 6. Caplan vs. Hanushek on education and its social value. 7. Twenty questions with Steven Pinker.