Assorted links by Tyler Cowen December 4, 2013 at 10:11 am 1. Scott Sumner on the British recovery. And did the Glorious Revolution weaken English institutions? 2. In which countries do schoolchildren report the highest levels of happiness at school? Where are the big gains in PISA scores coming? 3. The Google robotics effort. 4. Can the grid handle renewables? 5. The mood sweater.