Quote Originally Posted by kingsword View Post
They certainly do. As pointed out above, you'll be getting your investment 10 times over the course of the game. As naval trade always makes the most money in TW games, what better to invest in anyway?
Personally, the issue of investment is not the cost of building, but the 20-40 turns they take. That's a very long time not being able to build anything else, and also a long time of not being able to soak up cash through new buildings.