WS MoreOrLess: Numbers of the Year part 1.
What is so special about 39,222 Mexican teachers? In the first of three episodes back...
More or Less · BBC Radio 4
December 20, 20149m 42s
Show Notes
What is so special about 39,222 Mexican teachers? In the first of three episodes looking back at 2014, Mexico specialist Professor Carlos Vilalta tells Tim Harford. This programme was first broadcast on the BBC World Service.