The [manual][1] states on p173:

> Arabia ... Unique Trait:  
>
> Trade Caravan: +2 Gold from each Trade
> Route.

However, I have seem some references in [other][2] answers and comments, that it actually generates +1/trade route.

Which is true?


  [1]: http://downloads.2kgames.com/civ5/site13/community/feature_manual/Civ_V_Manual_English_v1.0.pdf
  [2]: https://gaming.stackexchange.com/questions/7892/is-it-worth-connecting-my-cities-with-roads-early-in-civ-5/8220#8220