Assorted Links

1. A renewed look at Europe's population distribution (high resolution map)
   
   
2. Transport costs in the Roman Empire (via Leo Monasterio)
   
   
3. Like camels with tatoos
   
   
4. How many countries already face shrinking population?
   
   
5. What does your smart phone say about much sex you have had?
   
   
6. Live map with every cargo ships around the world (via Leo again). And a nice visualization of shipping in the Baltic Sea.
   
   
7. Labor productivity Around the World
   
   
8. The First Economist